Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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