APA (7. basım) Alıntı

(1997). Longer lifespans and age-related problems. Manila Bulletin.

Chicago Style (17. basım) Atıf

"Longer Lifespans and Age-related Problems." Manila Bulletin 1997.

MLA (9th ed.) Atıf

"Longer Lifespans and Age-related Problems." Manila Bulletin, 1997.