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.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFajardo, 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.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFajardo, 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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