Cita APA (7th ed.)

Espina, G. (1982). Philippine constitution and government (1982 ed.). Panamao Pub. House.

Cita Chicago (17th ed.)

Espina, Gerardo. Philippine Constitution and Government. 1982 ed. Quezon City: Panamao Pub. House, 1982.

Cita MLA (9th ed.)

Espina, Gerardo. Philippine Constitution and Government. 1982 ed. Panamao Pub. House, 1982.