SDKFZ 251 – 251/9 and 251/22 Kanonenwagen: German Army and Waffen-SS Western and Eastern Fronts, 1944–1945 (LandCraft): Oliver, Dennis: 9781526791146: Books: Amazon.com
Amazon - Mittlere Schuetzenpanzerwagen (Sd.kfz.251) (Panzer Tracts, # 15-2): Thomas L Jentz: 9780977164318: Books
Bolt Action SD.KFZ 251/1 AUSF C Hanomag: Amazon.de: Toys & Games