Michael Walters. (1994). Birds' egges: The visual guide to the eggs of over 500 bird species from around the world. New York: Dorling Kindersley.
Chicago ZitierstilMichael Walters. Birds' Egges: The Visual Guide to the Eggs of Over 500 Bird Species From Around the World. New York: Dorling Kindersley, 1994.
MLA ZitierstilMichael Walters. Birds' Egges: The Visual Guide to the Eggs of Over 500 Bird Species From Around the World. New York: Dorling Kindersley, 1994.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.