Gaya APA

How SAS works : a comprehensive introduction to the SAS system / Paul A. Herzberg. (1992). New York, NY: Springer-Verlag, c.

Gaya MLA

How SAS works : a comprehensive introduction to the SAS system / Paul A. Herzberg. 2nd ed.. New York, NY: Springer-Verlag, c, 1992. Buku Wajib.