Mendoza, I. R. (1965). Aspect in English and Pangasinan verbs: A constrastive analysis. University of the Philippines.
Chicago Style (17. basım) AtıfMendoza, Isabel Roxas. Aspect in English and Pangasinan Verbs: A Constrastive Analysis. Quezon City: University of the Philippines, 1965.
MLA (9th ed.) AtıfMendoza, Isabel Roxas. Aspect in English and Pangasinan Verbs: A Constrastive Analysis. University of the Philippines, 1965.
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