APA (7e ed.) Bronvermelding

Del Castillo, L. B. (2002). Environmental management now a must due to globalization. Manila Times.

Chicago (17e ed.) Bronvermelding

Del Castillo, Leah B. "Environmental Management Now a Must Due to Globalization." Manila Times 2002.

MLA (9e ed.) Bronvermelding

Del Castillo, Leah B. "Environmental Management Now a Must Due to Globalization." Manila Times, 2002.

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