APA (7e ed.) Bronvermelding

Isaac, N. B. (1999). Philippine General Hospital 89th anniversary. Manila Bulletin.

Chicago (17e ed.) Bronvermelding

Isaac, Norman B. "Philippine General Hospital 89th Anniversary." Manila Bulletin 1999.

MLA (9e ed.) Bronvermelding

Isaac, Norman B. "Philippine General Hospital 89th Anniversary." Manila Bulletin, 1999.

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