MLA

Williams, Robert O, et al. Formulating Poorly Water Soluble Drugs. Springer New York, 2012.

APA

Williams, R. O, III, R. O. Williams, Watts, A. B, & Miller, D. A. (2012). Formulating Poorly Water Soluble Drugs. Springer New York.

Chicago

Williams, Robert O., Robert O. Williams III, Alan B Watts, and Dave A Miller. Formulating Poorly Water Soluble Drugs. : Springer New York, 2012.