APA (7. basım) Alıntı

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

Chicago Style (17. basım) Atıf

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

MLA (9th ed.) Atıf

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