Kadir, A., Sison, J. C., & Vallejo, R. M. (1984). Promotional activities of Scientific and Technological Information (STI) Services in Indonesia and the Philippines: A comparative study.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Kadir, Abdul, Josephine C. Sison, و Rosa M. Vallejo. Promotional Activities of Scientific and Technological Information (STI) Services in Indonesia and the Philippines: A Comparative Study. Quezon City : Institute of Library Science, University of the Philippines Diliman, 1984.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Kadir, Abdul, et al. Promotional Activities of Scientific and Technological Information (STI) Services in Indonesia and the Philippines: A Comparative Study. 1984.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.