Cita APA (7a ed.)

Haworth, L. E., & McKnight, J. (2015). PROC TABULATE by example (Second edition.). SAS Institute Inc..

Cita Chicago Style (17a ed.)

Haworth, Lauren E., y Julie McKnight. PROC TABULATE by Example. Second edition. Cary, NC: SAS Institute Inc., 2015.

Cita MLA (8a ed.)

Haworth, Lauren E., y Julie McKnight. PROC TABULATE by Example. Second edition. SAS Institute Inc., 2015.