Noridah Othman. (1987). Study of knowledge, attitude and practice of family planning among married Malay and Chinese women in Perak State, 1982.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Noridah Othman. Study of Knowledge, Attitude and Practice of Family Planning Among Married Malay and Chinese Women in Perak State, 1982. 1987.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Noridah Othman. Study of Knowledge, Attitude and Practice of Family Planning Among Married Malay and Chinese Women in Perak State, 1982. 1987.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.