Knopp, K. (1952). Problem book in the theory of fuctions , problems in the advanced theory of functions. Dover.
Chicago-стиль цитированияKnopp, Konard. Problem Book in the Theory of Fuctions , Problems in the Advanced Theory of Functions. New York: Dover, 1952.
MLA-цитированиеKnopp, Konard. Problem Book in the Theory of Fuctions , Problems in the Advanced Theory of Functions. Dover, 1952.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.