Cita APA (7a ed.)

Beck, K. (1997). Smalltalk best practice patterns. Prentice Hall.

Cita Chicago Style (17a ed.)

Beck, Kent. Smalltalk Best Practice Patterns. Upper Saddle River: Prentice Hall, 1997.

Cita MLA (9a ed.)

Beck, Kent. Smalltalk Best Practice Patterns. Prentice Hall, 1997.