Cita APA (7a ed.)

Cody, R. P. (2001). Longitudinal data and SAS: A programmer's guide. SAS Institute.

Cita Chicago Style (17a ed.)

Cody, Ronald P. Longitudinal Data and SAS: A Programmer's Guide. Cary, N.C.: SAS Institute, 2001.

Cita MLA (8a ed.)

Cody, Ronald P. Longitudinal Data and SAS: A Programmer's Guide. SAS Institute, 2001.