Pacheco, A. R. (1977). An analysis of family size preference and attitudes toward family planning in selected areas in the Philippines [microform]. Photoduplication Service. University of the Philippines Library.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Pacheco, Antonio Romulo. An Analysis of Family Size Preference and Attitudes Toward Family Planning in Selected Areas in the Philippines [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Pacheco, Antonio Romulo. An Analysis of Family Size Preference and Attitudes Toward Family Planning in Selected Areas in the Philippines [microform]. Photoduplication Service. University of the Philippines Library, 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.