(1997). Resource manuals for population education. United Nations Population Fund Department of Education.
Cita Chicago Style (17a ed.)Resource Manuals for Population Education. Makati City, Pasig City: United Nations Population Fund Department of Education, 1997.
Cita MLA (9a ed.)Resource Manuals for Population Education. United Nations Population Fund Department of Education, 1997.
Precaución: Estas citas no son 100% exactas.