Baybasthapana Shangsad Limited & Population Services International. (1975). Study report on knowledge, attitude, and practice of family planning. The Shangsad.
Παραπομπή σε μορφή Chicago (17η εκδ.)Baybasthapana Shangsad Limited και Population Services International. Study Report on Knowledge, Attitude, and Practice of Family Planning. Dacca: The Shangsad, 1975.
Παραπομπή σε μορφή MLA (8th εκδ.)Baybasthapana Shangsad Limited και Population Services International. Study Report on Knowledge, Attitude, and Practice of Family Planning. The Shangsad, 1975.
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