Gaya APA

Walters, K, A., Roberts, M, S. (2008). Dermatologic, Cosmeceutic, and Cosmetic Development : Therapeutic and Novel Approaches . USA: informa healthcare.

Gaya MLA

Walters, Kenneth, A.., Roberts, Michael, S.. "Dermatologic, Cosmeceutic, and Cosmetic Development : Therapeutic and Novel Approaches". USA: informa healthcare, 2008. Text.