Cita APA (7a ed.)

American Enterprise Institute for Public Policy Research & Wardell, W. M. (1978). Controlling the use of therapeutic drugs: An international comparison. AEI studies.

Cita Chicago Style (17a ed.)

American Enterprise Institute for Public Policy Research y William M. Wardell. "Controlling the Use of Therapeutic Drugs: An International Comparison." AEI Studies 1978.

Cita MLA (9a ed.)

American Enterprise Institute for Public Policy Research y William M. Wardell. "Controlling the Use of Therapeutic Drugs: An International Comparison." AEI Studies, 1978.