APA (7th ed.) Citation

Istok, J. (1989). Groundwater modeling by finite element method. American Geophysical Union.

Chicago Style (17th ed.) Citation

Istok, Jonathan. Groundwater Modeling by Finite Element Method. Washington, DC: American Geophysical Union, 1989.

MLA (9th ed.) Citation

Istok, Jonathan. Groundwater Modeling by Finite Element Method. American Geophysical Union, 1989.

Warning: These citations may not always be 100% accurate.