Philippine Association of Teachers of Library Science. (1978). Syllabi of library science courses. PATLS.
Cita Chicago (17th ed.)Philippine Association of Teachers of Library Science. Syllabi of Library Science Courses. Manila: PATLS, 1978.
Cita MLA (9th ed.)Philippine Association of Teachers of Library Science. Syllabi of Library Science Courses. PATLS, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.