APA (7e ed.) Bronvermelding

Harr, M. E. (1962). Groundwater and seepage. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Harr, Milton Edward. Groundwater and Seepage. New York: McGraw-Hill, 1962.

MLA (8e ed.) Bronvermelding

Harr, Milton Edward. Groundwater and Seepage. McGraw-Hill, 1962.