Philippines. University. Inter-Departmental Reference Service & Philippines. University. Library. (1956). Index to Philippine periodicals. Inter-Departmental Reference Service, Institute of Public Administration, University of the Philippines.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPhilippines. University. Inter-Departmental Reference Service और Philippines. University. Library. Index to Philippine Periodicals. Manila: Inter-Departmental Reference Service, Institute of Public Administration, University of the Philippines, 1956.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPhilippines. University. Inter-Departmental Reference Service और Philippines. University. Library. Index to Philippine Periodicals. Inter-Departmental Reference Service, Institute of Public Administration, University of the Philippines, 1956.