APA (7e ed.) Bronvermelding
Holden, P. W. (1986). Pesticides and groundwater quality: Issues and problems in four states. National Academy Press.
Chicago (17e ed.) Bronvermelding
Holden, Patrick W. Pesticides and Groundwater Quality: Issues and Problems in Four States. Washington, D.C.: National Academy Press, 1986.
MLA (9e ed.) Bronvermelding
Holden, Patrick W. Pesticides and Groundwater Quality: Issues and Problems in Four States. National Academy Press, 1986.
Let op: Deze citaties zijn niet altijd 100% accuraat.