APA (7th ed.) Citation

Villadolid, O. C., Villadolid, O. S., & Villadolid, A. C. (2001). The impeachment of a President. Sun Star Manila.

Chicago Style (17th ed.) Citation

Villadolid, Oscar C., Oscar S. Villadolid, and Alice Colet Villadolid. The Impeachment of a President. Manila: Sun Star Manila, 2001.

MLA (9th ed.) Citation

Villadolid, Oscar C., et al. The Impeachment of a President. Sun Star Manila, 2001.