APA (7th ed.) Citation

International Hydrological Programme, Unesco, & Bredehoeft, . J. D. (1982). Ground-water models. Unesco.

Chicago Style (17th ed.) Citation

International Hydrological Programme, Unesco, and J. D. Bredehoeft. Ground-water Models. Paris: Unesco, 1982.

MLA (9th ed.) Citation

International Hydrological Programme, et al. Ground-water Models. Unesco, 1982.