APA (7th ed.) Citation

Mangoba, G. B., & Urrutia, O. A. (1972). Manual on audit working papers. Mutual Books.

Chicago Style (17th ed.) Citation

Mangoba, Gloria B., and Ofelia A. Urrutia. Manual on Audit Working Papers. Mandaluyong, Rizal: Mutual Books, 1972.

MLA (9th ed.) Citation

Mangoba, Gloria B., and Ofelia A. Urrutia. Manual on Audit Working Papers. Mutual Books, 1972.