APA (7e ed.) Bronvermelding

Castillo, R. L. (2003). Pharmacoeconomics, a new buzz word in healthcare. IN Charter files [column]. Manila Bulletin.

Chicago (17e ed.) Bronvermelding

Castillo, Rebecca Lorenzo. "Pharmacoeconomics, a New Buzz Word in Healthcare. IN Charter Files [column]." Manila Bulletin 2003.

MLA (9e ed.) Bronvermelding

Castillo, Rebecca Lorenzo. "Pharmacoeconomics, a New Buzz Word in Healthcare. IN Charter Files [column]." Manila Bulletin, 2003.