APA (7e ed.) Bronvermelding

Colbert, E. H. (1983). An outline of vertebrate evolution. Scientific Publications Dept., Carolina Biological Supply Co..

Chicago (17e ed.) Bronvermelding

Colbert, Edwin Harris. An Outline of Vertebrate Evolution. Burlington, N.C.: Scientific Publications Dept., Carolina Biological Supply Co., 1983.

MLA (9e ed.) Bronvermelding

Colbert, Edwin Harris. An Outline of Vertebrate Evolution. Scientific Publications Dept., Carolina Biological Supply Co., 1983.