(1999). New Bayer animal health and hygiene plant unveiled. Manila Bulletin.
Chicago (17e ed.) Bronvermelding"New Bayer Animal Health and Hygiene Plant Unveiled." Manila Bulletin 1999.
MLA (9e ed.) Bronvermelding"New Bayer Animal Health and Hygiene Plant Unveiled." Manila Bulletin, 1999.
Let op: Deze citaties zijn niet altijd 100% accuraat.