Chang, J. L. (1980). Teaching methods in social work education: Focus on social work methods courses [microform]. Photoduplication Service. University of the Philippines Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रChang, John Lun-Hsun. Teaching Methods in Social Work Education: Focus on Social Work Methods Courses [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1980.
एमएलए (9वां संस्करण) प्रशस्ति पत्रChang, John Lun-Hsun. Teaching Methods in Social Work Education: Focus on Social Work Methods Courses [microform]. Photoduplication Service. University of the Philippines Library, 1980.
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