APA引文

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

Chicago Style (17th ed.) Citation

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

MLA引文

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