APA (7e ed.) Bronvermelding

Alvarez, H. T. (2005). Plastic trash washes into oceans, endangering marine life. Manila Times.

Chicago (17e ed.) Bronvermelding

Alvarez, Heherson T. "Plastic Trash Washes into Oceans, Endangering Marine Life." Manila Times 2005.

MLA (9e ed.) Bronvermelding

Alvarez, Heherson T. "Plastic Trash Washes into Oceans, Endangering Marine Life." Manila Times, 2005.

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