APA (7. basım) Alıntı

Sy, G. S. (2001). Medicine from nature. IN Life extension [column]. Manila Bulletin.

Chicago Style (17. basım) Atıf

Sy, Gary S. "Medicine from Nature. IN Life Extension [column]." Manila Bulletin 2001.

MLA (9th ed.) Atıf

Sy, Gary S. "Medicine from Nature. IN Life Extension [column]." Manila Bulletin, 2001.