Style de citation APA (7e éd.)

Edwards, R. G., Head, J. J., & Khoury, D. (1981). The beginnings of human life. Carolina Biological Supply, Scientific Publications Department.

Style de citation Chicago (17e éd.)

Edwards, R. G., J. J. Head, et Diana Khoury. The Beginnings of Human Life. Burlington, N.C.: Carolina Biological Supply, Scientific Publications Department, 1981.

Style de citation MLA (8e éd.)

Edwards, R. G., et al. The Beginnings of Human Life. Carolina Biological Supply, Scientific Publications Department, 1981.