Knopp, K. (1952). Problem book in the theory of functions Konrad Knopp ; translated [from the German] by Frederick Bagemihl. Dover.
Chicago Style (17th ed.) CitationKnopp, Konrad. Problem Book in the Theory of Functions Konrad Knopp ; Translated [from the German] by Frederick Bagemihl. New York: Dover, 1952.
MLA (9th ed.) CitationKnopp, Konrad. Problem Book in the Theory of Functions Konrad Knopp ; Translated [from the German] by Frederick Bagemihl. Dover, 1952.
Warning: These citations may not always be 100% accurate.