American Enterprise Institute for Public Policy Research. Center for Health Policy Research. Center for Health Policy Research & Helms, R. B. (1975). Drug development and marketing: [papers and proceedings of] a conference. The Institute.
Cita Chicago Style (17a ed.)American Enterprise Institute for Public Policy Research. Center for Health Policy Research. Center for Health Policy Research y Robert B. Helms. Drug Development and Marketing: [papers and Proceedings of] a Conference. Washington: The Institute, 1975.
Cita MLA (9a ed.)American Enterprise Institute for Public Policy Research. Center for Health Policy Research. Center for Health Policy Research y Robert B. Helms. Drug Development and Marketing: [papers and Proceedings of] a Conference. The Institute, 1975.