Fajardo, F. (1976). The Salesians of Don Bosco: A historical study of the organization, with emphasis on its educational practices in the Philippines. Photoduplication Service. University of the Philippines Library.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Fajardo, Florencio. The Salesians of Don Bosco: A Historical Study of the Organization, with Emphasis on Its Educational Practices in the Philippines. Quezon City: Photoduplication Service. University of the Philippines Library, 1976.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Fajardo, Florencio. The Salesians of Don Bosco: A Historical Study of the Organization, with Emphasis on Its Educational Practices in the Philippines. Photoduplication Service. University of the Philippines Library, 1976.
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