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Hutagaol และผู้แต่งคนอื่นๆ. 1989. Factors influencing the acceptance of tubectomy as a part of birth control methods among villagers in Bangpae district Ratchaburi province Thailand. Faculty of Graduate Studies, Mahidol University;
Hutagaol และผู้แต่งคนอื่นๆ. (1989) Factors influencing the acceptance of tubectomy as a part of birth control methods among villagers in Bangpae district Ratchaburi province Thailand . Mahidol University/Bangkok.
Hutagaol และผู้แต่งคนอื่นๆ. Factors influencing the acceptance of tubectomy as a part of birth control methods among villagers in Bangpae district Ratchaburi province Thailand. . Bangkok:Mahidol University, 1989.
Hutagaol และผู้แต่งคนอื่นๆ. (1989) Factors influencing the acceptance of tubectomy as a part of birth control methods among villagers in Bangpae district Ratchaburi province Thailand . Mahidol University/Bangkok.