Cita APA (7a ed.)

Knopp, K. (1948). Problem book in the theory of functions. Dover.

Cita Chicago Style (17a ed.)

Knopp, Konrad. Problem Book in the Theory of Functions. New York: Dover, 1948.

Cita MLA (8a ed.)

Knopp, Konrad. Problem Book in the Theory of Functions. Dover, 1948.