APA (7th ed.) Citation

Colbert, E. H., & Head, J. J. (1983). An outline of vertebrate evolution. Carolina Biological Supply, Scientific Publications Department.

Chicago Style (17th ed.) Citation

Colbert, Edwin H., and J. J. Head. An Outline of Vertebrate Evolution. Burlington, N.C.: Carolina Biological Supply, Scientific Publications Department, 1983.

MLA (8th ed.) Citation

Colbert, Edwin H., and J. J. Head. An Outline of Vertebrate Evolution. Carolina Biological Supply, Scientific Publications Department, 1983.