Amphibians and Reptiles in Bulgaria is a marvelous, well-designed full-colour guide to the Bulgarian amphibians and reptiles containig a lot of information about the history of research of these animals in Bulgaria, as well as data on taxonomy, distribution, ecology, biology and conservation of all 54 Bulgarian species.
Vladimir Beshkov and Krustyo Nanev. 2006. 120 pages. Hardcover. ISBN - 97896546422682