APA (7th ed.) Citation

Orkin, M., Maibach, H. I., & Dahl, M. V. (1991). Dermatology. Appleton & Lange.

Chicago Style (17th ed.) Citation

Orkin, Milton, Howard I. Maibach, and Mark V. Dahl. Dermatology. Norwalk, CT: Appleton & Lange, 1991.

MLA (9th ed.) Citation

Orkin, Milton, et al. Dermatology. Appleton & Lange, 1991.