APA (7e ed.) Bronvermelding

Isaac, N. B. (1998). Philippines Charity Sweepstakes office: Celebrates its 63rd anniversary. Manila Bulletin.

Chicago (17e ed.) Bronvermelding

Isaac, Norman B. "Philippines Charity Sweepstakes Office: Celebrates Its 63rd Anniversary." Manila Bulletin 1998.

MLA (9e ed.) Bronvermelding

Isaac, Norman B. "Philippines Charity Sweepstakes Office: Celebrates Its 63rd Anniversary." Manila Bulletin, 1998.

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