Cita APA

Johnson, R. R. 1. (1988). Elementary statistics (5. edition.). Boston, Massachusetts: PWS-KENT Publishing Company.

Citación estilo Chicago

Johnson, Robert Russell 1939-. Elementary Statistics. 5. edition. Boston, Massachusetts: PWS-KENT Publishing Company, 1988.

Cita MLA

Johnson, Robert Russell 1939-. Elementary Statistics. 5. edition. Boston, Massachusetts: PWS-KENT Publishing Company, 1988.