Chong, C. K. (1990). Assessment of the knowledge and attitude of AIDS among secondary school students in the Municipality of Petaling Jaya.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Chong, Chee Kheong. Assessment of the Knowledge and Attitude of AIDS Among Secondary School Students in the Municipality of Petaling Jaya. 1990.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Chong, Chee Kheong. Assessment of the Knowledge and Attitude of AIDS Among Secondary School Students in the Municipality of Petaling Jaya. 1990.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.