APA (7e ed.) Bronvermelding

Ordoñez, S. A. (1999). Life cycle: 50 years in law and letters. Megabooks Company.

Chicago (17e ed.) Bronvermelding

Ordoñez, Sedfrey A. Life Cycle: 50 Years in Law and Letters. Quezon City: Megabooks Company, 1999.

MLA (9e ed.) Bronvermelding

Ordoñez, Sedfrey A. Life Cycle: 50 Years in Law and Letters. Megabooks Company, 1999.