APA
Webb J. E., Wallwork J. A. & Elgood J. H. (1978). Guide to living reptiles. London: Macmillan.
Chicago
Webb J E, Wallwork John Anthony and Elgood J H. 1978. Guide to living reptiles. London: Macmillan.
Harvard
Webb J. E., Wallwork J. A. and Elgood J. H. (1978). Guide to living reptiles. London: Macmillan.
MLA
Webb J E, Wallwork John Anthony and Elgood J H. Guide to living reptiles. London: Macmillan. 1978.