Philippine Islands. Manila Harbor Board. (1976). The port of Manila: A yearbook devoted to foreign commerce and shipping of Manila and the Philippines [microform]. Photoduplication Service, University of the Phil ppines Library.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philippine Islands. Manila Harbor Board. The Port of Manila: A Yearbook Devoted to Foreign Commerce and Shipping of Manila and the Philippines [microform]. Quezon City: Photoduplication Service, University of the Phil ppines Library, 1976.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Philippine Islands. Manila Harbor Board. The Port of Manila: A Yearbook Devoted to Foreign Commerce and Shipping of Manila and the Philippines [microform]. Photoduplication Service, University of the Phil ppines Library, 1976.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.