Não informado. (1973). Philippine Quarterly of Culture and Society. University of San Carlos.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Philippine Quarterly of Culture and Society. Cebu City, Filipinas: University of San Carlos, 1973.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Philippine Quarterly of Culture and Society. University of San Carlos, 1973.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.