Cita APA (7a ed.)

SAS Institute & Institute, S. (2006). SAS Certification Prep Guide: Base Programming for SAS 9 (1st edition.). SAS Publishing.

Cita Chicago Style (17a ed.)

SAS Institute y SAS Institute. SAS Certification Prep Guide: Base Programming for SAS 9. 1st edition. [Place of publication not identified]: SAS Publishing, 2006.

Cita MLA (9a ed.)

SAS Institute y SAS Institute. SAS Certification Prep Guide: Base Programming for SAS 9. 1st edition. SAS Publishing, 2006.