APA

Aronson M., Aronson A. L., . (1990). SAS system. New York, NY: McGraw-Hill.

Chicago

Aronson Monte, Aronson Alvera L, . 1990. SAS system. New York, NY: McGraw-Hill.

Harvard

Aronson M., Aronson A. L., . (1990). SAS system. New York, NY: McGraw-Hill.

MLA

Aronson Monte, Aronson Alvera L, . SAS system. New York, NY: McGraw-Hill. 1990.