APA-referens

Knopp, K. Problem book in the theory of functions, Vol.2: Problems in the advanced theory of functions.

Chicago-stil citat

Knopp, Konrad. Problem Book in the Theory of Functions, Vol.2: Problems in the Advanced Theory of Functions. Dover Publcations, New York.

MLA-referens

Knopp, Konrad. Problem Book in the Theory of Functions, Vol.2: Problems in the Advanced Theory of Functions.