Gaya APA

Brittain, H, G. (2005). Profiles of Drug Substances, Excipients and Related Methodology Vol. 31 (Vol. 31). : Academic Press.

Gaya MLA

Brittain, Harry, G.. "Profiles of Drug Substances, Excipients and Related Methodology Vol. 31". Vol. 31 : Academic Press, 2005. Text.