MLA

Dragicevic, Nina, and Howard I Maibach. Percutaneous Penetration Enhancers Chemical Methods In Penetration Enhancement: Drug Manipulation Strategies and Vehicle Effects. Springer Berlin Heidelberg, 2015.

APA

Dragicevic, N., & Maibach, H. I. (2015). Percutaneous Penetration Enhancers Chemical Methods in Penetration Enhancement: Drug Manipulation Strategies and Vehicle Effects. Springer Berlin Heidelberg.

Chicago

Dragicevic, Nina, and Howard I Maibach. Percutaneous Penetration Enhancers Chemical Methods In Penetration Enhancement: Drug Manipulation Strategies and Vehicle Effects. : Springer Berlin Heidelberg, 2015.