APA (7e ed.) Bronvermelding

Cristobal, A. S. (2004). The education of presidents IN The Presidency [column]. Philippine Graphic.

Chicago (17e ed.) Bronvermelding

Cristobal, Adrian S. "The Education of Presidents IN The Presidency [column]." Philippine Graphic 2004.

MLA (9e ed.) Bronvermelding

Cristobal, Adrian S. "The Education of Presidents IN The Presidency [column]." Philippine Graphic, 2004.

Let op: Deze citaties zijn niet altijd 100% accuraat.