Holman, J. A. (1998). Pleistocene amphibians and reptiles in Britain and Europe. Oxford University Press.

Holman, J. Alan. Pleistocene Amphibians and Reptiles in Britain and Europe. New York: Oxford University Press, 1998.

Holman, J. Alan. Pleistocene Amphibians and Reptiles in Britain and Europe. Oxford University Press, 1998.