Bonsubre, S. (1958). Teaching in the native language (Cebuano) for grades I and II; complete guide. N. V. Pacifico.
Chicago Style (17. basım) AtıfBonsubre, Segundo. Teaching in the Native Language (Cebuano) for Grades I and II; Complete Guide. Cebu City: N. V. Pacifico, 1958.
MLA (9th ed.) AtıfBonsubre, Segundo. Teaching in the Native Language (Cebuano) for Grades I and II; Complete Guide. N. V. Pacifico, 1958.
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