Philippines (Commonwealth) Institute of National Language & Philippines (Commonwealth). Institute of National Language. (1975). A national language-English vocabulary [microform]. Photoduplication service. University of the Philippines Library.
Cita Chicago (17th ed.)Philippines (Commonwealth) Institute of National Language i Philippines (Commonwealth). Institute of National Language. A National Language-English Vocabulary [microform]. Quezon City: Photoduplication service. University of the Philippines Library, 1975.
Cita MLA (9th ed.)Philippines (Commonwealth) Institute of National Language i Philippines (Commonwealth). Institute of National Language. A National Language-English Vocabulary [microform]. Photoduplication service. University of the Philippines Library, 1975.