Practical methodology, reptiles [VR] c1988: credit frame (Douglas R. Mader, MS, DVM) label (Douglas Mader)

Current therapy in reptile medicine and surgery, 2014: t.p. (Douglas R. Mader) of cover

Biblioteca del congreso (Estados Unidos), 04 febrero 2020: Catálogo electrónico http://bit.ly/2OqmZV6