APA (7e ed.) Bronvermelding

(2003). Drug firms told to seek PDEA's permission. Manila Times.

Chicago (17e ed.) Bronvermelding

"Drug Firms Told to Seek PDEA's Permission." Manila Times 2003.

MLA (9e ed.) Bronvermelding

"Drug Firms Told to Seek PDEA's Permission." Manila Times, 2003.

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