Cita APA (7th ed.)

Beazley, D. M. (2006). Python essential reference (3rd ed.). Sams ; Pearson Education [distributor].

Cita Chicago (17th ed.)

Beazley, David M. Python Essential Reference. 3rd ed. Indianapolis, Ind. : London: Sams ; Pearson Education [distributor], 2006.

Cita MLA (8th ed.)

Beazley, David M. Python Essential Reference. 3rd ed. Sams ; Pearson Education [distributor], 2006.