APA (7th ed.) Citation

Mabutas, A., & Busto, A. V. (1991). Career civil service reviewer (professional & sub-professional levels). A.V.B. Printing Press.

Chicago Style (17th ed.) Citation

Mabutas, Andres, and Arellano V. Busto. Career Civil Service Reviewer (professional & Sub-professional Levels). Manila: A.V.B. Printing Press, 1991.

MLA (9th ed.) Citation

Mabutas, Andres, and Arellano V. Busto. Career Civil Service Reviewer (professional & Sub-professional Levels). A.V.B. Printing Press, 1991.