APA (7th ed.) Citation

Kellogg, O. D. (1970). Foundations of potential theory (4. print.). Ungar Publ.

Chicago Style (17th ed.) Citation

Kellogg, Oliver D. Foundations of Potential Theory. 4. print. New York: Ungar Publ, 1970.

MLA (9th ed.) Citation

Kellogg, Oliver D. Foundations of Potential Theory. 4. print. Ungar Publ, 1970.