Cita APA (7a ed.)

SAS Institute & SAS Institute, S. A. S. C. (2015). SAS 9. 4 Language Reference: Concepts (Fifth edition.). SAS Institute.

Cita Chicago Style (17a ed.)

SAS Institute y S. A. S Contributor SAS Institute. SAS 9. 4 Language Reference: Concepts. Fifth edition. [Place of publication not identified]: SAS Institute, 2015.

Cita MLA (9a ed.)

SAS Institute y S. A. S Contributor SAS Institute. SAS 9. 4 Language Reference: Concepts. Fifth edition. SAS Institute, 2015.