The Alan Gultmacher Institute. (1975). International Family Planning Perspectives. The Alan Guttmacher Institute.
Cita Chicago (17th ed.)The Alan Gultmacher Institute. International Family Planning Perspectives. New York: The Alan Guttmacher Institute, 1975.
Cita MLA (9th ed.)The Alan Gultmacher Institute. International Family Planning Perspectives. The Alan Guttmacher Institute, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.