APA (7th ed.) Citation

Bernas, J. G. (2009). The 1987 constitution of the Republic of the Philippines: A commentary (2009 ed.). Rex Book Store.

Chicago Style (17th ed.) Citation

Bernas, Joaquin G. The 1987 Constitution of the Republic of the Philippines: A Commentary. 2009 ed. Manila: Rex Book Store, 2009.

MLA (9th ed.) Citation

Bernas, Joaquin G. The 1987 Constitution of the Republic of the Philippines: A Commentary. 2009 ed. Rex Book Store, 2009.