APA (7th ed.) Citation

Gi︠u︡nter, N. M. (1968). Potential theory: And its applications to basic problems of mathematical physics. Ungar.

Chicago Style (17th ed.) Citation

Gi︠u︡nter, N. M. Potential Theory: And Its Applications to Basic Problems of Mathematical Physics. New York: Ungar, 1968.

MLA (9th ed.) Citation

Gi︠u︡nter, N. M. Potential Theory: And Its Applications to Basic Problems of Mathematical Physics. Ungar, 1968.