Παραπομπή APA

Graves, L. M. (1956). Theory of functions of real variables (23.).

Παραπομπή Chicago Style

Graves, Lawrence M. Theory of Functions of Real Variables. 23. McGraw-Hill book Co, Inc, New York, 1956.

Παραπομπή MLA

Graves, Lawrence M. Theory of Functions of Real Variables. 23. 1956.