Philippines National Library. FilipinianaDivision. (1971). The national library: Guide to doctoral dissertations on microfilm (1937-19680 in the Filipiniana division. National Library, Filipiniana Division.
Cita Chicago (17th ed.)Philippines National Library. FilipinianaDivision. The National Library: Guide to Doctoral Dissertations on Microfilm (1937-19680 in the Filipiniana Division. Manila: National Library, Filipiniana Division, 1971.
Cita MLA (9th ed.)Philippines National Library. FilipinianaDivision. The National Library: Guide to Doctoral Dissertations on Microfilm (1937-19680 in the Filipiniana Division. National Library, Filipiniana Division, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.