APA (7e ed.) Bronvermelding

Santiago, R. (2011). Agriculture: Traditional and modern methods. Manila Bulletin.

Chicago (17e ed.) Bronvermelding

Santiago, Roni. "Agriculture: Traditional and Modern Methods." Manila Bulletin 2011.

MLA (9e ed.) Bronvermelding

Santiago, Roni. "Agriculture: Traditional and Modern Methods." Manila Bulletin, 2011.

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