APA-referens

Knopp, K. (1952). Problem book in the theory of fuctions , problems in the advanced theory of functions. Dover.

Chicago-stil citat

Knopp, Konard. Problem Book in the Theory of Fuctions , Problems in the Advanced Theory of Functions. New York: Dover, 1952.

MLA-referens

Knopp, Konard. Problem Book in the Theory of Fuctions , Problems in the Advanced Theory of Functions. Dover, 1952.