Cita APA (7th ed.)

Tupaz, A. R., & Tupaz, A. E. C. F. (2001). Fundamentals of impeachment. Central Lawbook Pub Co.

Cita Chicago (17th ed.)

Tupaz, Antonio R., i A. Edsel C. F. Tupaz. Fundamentals of Impeachment. Quezon City: Central Lawbook Pub Co, 2001.

Cita MLA (9th ed.)

Tupaz, Antonio R., i A. Edsel C. F. Tupaz. Fundamentals of Impeachment. Central Lawbook Pub Co, 2001.