Hidalgo, C. A., & Hidalgo, A. C. (1970). The structure of Ivatan; phonological, lexical, and grammatical components. Social Science Research Council, University of the Philippines.
Chicago Style (17. basım) AtıfHidalgo, Cesar A., ve Araceli C. Hidalgo. The Structure of Ivatan; Phonological, Lexical, and Grammatical Components. Diliman, Q.C: Social Science Research Council, University of the Philippines, 1970.
MLA (9th ed.) AtıfHidalgo, Cesar A., ve Araceli C. Hidalgo. The Structure of Ivatan; Phonological, Lexical, and Grammatical Components. Social Science Research Council, University of the Philippines, 1970.
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