Knopp, K., & Bagemihl, F. (1945). Theory of functions (First American Edition.). Dover Pub.
Cita Chicago (17th ed.)Knopp, Konrad, i Frederick Bagemihl. Theory of Functions. First American Edition. New York: Dover Pub, 1945.
Cita MLA (9th ed.)Knopp, Konrad, i Frederick Bagemihl. Theory of Functions. First American Edition. Dover Pub, 1945.
Atenció: Aquestes cites poden no estar 100% correctes.