Beazley, D. M. [ca. 2009]. Python : essential reference. In Safari Books Online (4 th ed) [Cd]. [United States?]: Addison-Wesley Professional.
ISO-690 (author-date, English)BEAZLEY, David M., 2009. Python : essential reference. 4 th ed. [United States?]: Addison-Wesley Professional. ISBN 9780768687040.
Modern Language Association 9th editionBeazley, D. M. „Python : essential reference“. Safari Books Online, 4 th ed, cd, Addison-Wesley Professional, 2009.
Mohr Siebeck - Recht (Deutsch - Österreich)Beazley, David M.: Python : essential reference, 4 th ed. Aufl. [United States?] 2009.
Emerald - HarvardBeazley, D.M. (2009), Python : essential reference, Safari Books Online, 4 th ed., Bd. , Addison-Wesley Professional, [United States?].
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.