Institute for Social Studies and Action. (1993). Reproductive health chart. ISSA.
Cita Chicago (17th ed.)Institute for Social Studies and Action. Reproductive Health Chart. Quezon City: ISSA, 1993.
Cita MLA (9th ed.)Institute for Social Studies and Action. Reproductive Health Chart. ISSA, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.