Cita APA

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

Citación estilo Chicago

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

Cita MLA

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