Styl cytowania APA

De Beer, G. (1928). Vertebrate zoology: An introduction to the comparative anatomy, embryology and evolution of chordate animals.

Styl cytowania Chicago

De Beer, Gavin. Vertebrate Zoology: An Introduction to the Comparative Anatomy, Embryology and Evolution of Chordate Animals. Sidgwick & Jackson Ltd., London, 1928.

Styl cytowania MLA

De Beer, Gavin. Vertebrate Zoology: An Introduction to the Comparative Anatomy, Embryology and Evolution of Chordate Animals. 1928.