Gonzales, A. (2001). The language provision of the 1987 constitution of the Republic of the Philippines. Linguistic Society of the Philippines.
Chicago-referens (17:e uppl.)Gonzales, Andrew. The Language Provision of the 1987 Constitution of the Republic of the Philippines. Manila: Linguistic Society of the Philippines, 2001.
MLA-referens (9:e uppl.)Gonzales, Andrew. The Language Provision of the 1987 Constitution of the Republic of the Philippines. Linguistic Society of the Philippines, 2001.
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