MLA

Trozak, Daniel J, John J Russell, and Dan J Tennenhouse. Dermatology Skills for Primary Care. Humana Press, 2006.

APA

Trozak, D. J, Russell, J. J, & Tennenhouse, D. J. (2006). Dermatology Skills for Primary Care. Humana Press.

Chicago

Trozak, Daniel J., John J Russell, and Dan J Tennenhouse. Dermatology Skills for Primary Care. : Humana Press, 2006.