APA (7th ed.) Citation

Mallari, I. V. (1951). Outline of library classification and cataloging for beginners (2nd ed. rev.).

Chicago Style (17th ed.) Citation

Mallari, Ismael Villanueva. Outline of Library Classification and Cataloging for Beginners. 2nd ed. rev. Manila, 1951.

MLA (9th ed.) Citation

Mallari, Ismael Villanueva. Outline of Library Classification and Cataloging for Beginners. 2nd ed. rev. 1951.