Cita APA (7a ed.)

Knopp, K., & Bagemihl, F. (1945). Theory of functions (1st American ed.). Dover.

Cita Chicago Style (17a ed.)

Knopp, Konrad, y Frederick Bagemihl. Theory of Functions. 1st American ed. New York: Dover, 1945.

Cita MLA (8a ed.)

Knopp, Konrad, y Frederick Bagemihl. Theory of Functions. 1st American ed. Dover, 1945.