Παραπομπή APA
Zaidan, G. C. (1971). The costs and benefits of family planning programs. Baltimore: Distributed by the Johns Hopkins Press.
Παραπομπή Chicago StyleZaidan, George C. The Costs and Benefits of Family Planning Programs. Baltimore: Distributed by the Johns Hopkins Press, 1971.
Παραπομπή MLAZaidan, George C. The Costs and Benefits of Family Planning Programs. Baltimore: Distributed by the Johns Hopkins Press, 1971.
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