Friedhelm Abel 
			"Kleines Kettenkraftrad", volume 88 from the series "Waffen-Arsenal" 
			from Podzun-Pallas Publishers. Softcover, 48 pages DIN A4 landscape. 
			Published 1984.ISBN 3-7909-0219-5, Price in Germany was DM 8.50. 
			Current status: Out of print. 
			In 1991 the book was published in English language by Schiffer Publishing 
			Ltd.  
			ISBN: 0-8874-0315-8 
			Current status: Out of print. 
			  
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			| In 1999 the Podzun-Pallas-Verlag published a reprint of the book 
			as "Highlight Band 7". Size now DIN A4 portrait, some of the pictures 
			were different. And first of all: The price rocketed: The reprint 
			has cost 
			DM 24,80, while to original volume has cost only DM 8,50.
			 ISBN: 3-7909-0683-2, Price in Germany was DM 24.80 in 1999. 
			Current status: Unknown. 
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			Horst Hinrichsen 
			"Das Kettenkrad von NSU", volume 148 from the series "Waffen-Arsenal" 
			from Podzun-Pallas Publishers. Softcover, 48 pages DIN A4. Published 
			1994.ISBN: 3-7909-0496-1, Price in Germany was DM 12.80. 
			Current status: Unknown. 
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			Walter E. Seifert 
			"Das kleine Kettenkraftrad HK-101",  special volume S-69 from the 
			series "Waffen-Arsenal" from Podzun-Pallas Publishers. Softcover, 48 
			pages DIN A4. Published 2002.ISBN: 3-7909-0770-7, Price in Germany 
			was € 10.10 in 2002. 
			Current status: Unknown. 
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			| 
			 Karl R. Pawlas 
			"NSU Kettenkrad", Special volume W126 from the series "Waffen-Revue" 
			from publisher "Publizistisches Archiv Karl R. Pawlas", Nuremberg. Softcover, 
			160 pages DIN A5 with 115 b/w-pictures. Published around 1974. 
			ISBN: None, Price in Germany was DM 6.- in 1974. 
			Current status: Out of print. 
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			| 
			 Karl R. Pawlas 
			Waffen-Revue Heft 104 -110 
			Seven parts series "Das NSU Kettenkrad und seine Varianten", 
			published from volume 104 (part 1), spring 1997 to volume 110 (part 
			7), fall 1998. 
			Journal-Verlag Schwend GmbH, Schwaebisch Hall. 
			ISBN: None. Price in Germany was DM 10,- per volume. 
			Current status: Out of print. 
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			"Allied-Axis, The photo journal of the second world war", Issue 
			2 
			12 pages about the NSU Kettenkrad, including many b/w pictures.Ampersand 
			Publishing Company Inc., Delray Beach, FL, USA, 2000 
			ISBN: None. 
			Current status: Out of print. 
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			Frantisek Koran, Jiri Starosta 
			"Kettenkrad in detail" - Photo manual for modellers.Wings & Wheels Publications, Prague, 2002 
			48 pages, 24.0 x 22.5 cm, written in English. Many close up pictures 
			of restored Kettenkrads. Unfortunately there are many details, which 
			are not correct. 
			ISBN: 80-86416-18-8, Price in the UK around £ 12,- 
			Current status: Available. 
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