Beazley, D. M. (2009). Python: Essential reference (4. ed., 3 print.). Addison-Wesley.
Chicago Style (17th ed.) CitationBeazley, David M. Python: Essential Reference. 4. ed., 3 print. Upper Saddle River, NJ [u.a.]: Addison-Wesley, 2009.
MLA (9th ed.) CitationBeazley, David M. Python: Essential Reference. 4. ed., 3 print. Addison-Wesley, 2009.
Warning: These citations may not always be 100% accurate.