APA stil citiranja

Sommerfeld, A. (1949). Partial differential equations in physics: Partial differential equations in physics. New York: Academic Press.

Chicago stil citiranja

Sommerfeld, Arnold. Partial differential equations in physics: Partial differential equations in physics. New York: Academic Press, 1949.

MLA stil citiranja

Sommerfeld, Arnold. Partial differential equations in physics: Partial differential equations in physics. New York: Academic Press, 1949.