APA aipamena

Kappas, A., Alvares, A. P., Bickers, D. R., Levin, W., & Conney, A. (1973). The induction of a carcinogen-metabolizing enzyme in human skin. American Clinical and Climatological Association.

Chicago Style aipamena

Kappas, A., A. P. Alvares, D. R. Bickers, W. Levin, and A. Conney. The Induction of a Carcinogen-metabolizing Enzyme in Human Skin. American Clinical and Climatological Association, 1973.

MLA aipamena

Kappas, A., et al. The Induction of a Carcinogen-metabolizing Enzyme in Human Skin. American Clinical and Climatological Association, 1973.