APA (7e ed.) Bronvermelding

National Water Well Association. (1963). Ground Water. Water Well Journal Publishing.

Chicago (17e ed.) Bronvermelding

National Water Well Association. Ground Water. Dublin, Ohio: Water Well Journal Publishing, 1963.

MLA (8e ed.) Bronvermelding

National Water Well Association. Ground Water. Water Well Journal Publishing, 1963.

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