APA (7th ed.) Citation

Hedderson, J., & Fisher, M. (1993). SPSS made simple (2nd ed.). Wadsworth Publishing Company.

Chicago Style (17th ed.) Citation

Hedderson, John, and Melinda Fisher. SPSS Made Simple. 2nd ed. Belmont, California: Wadsworth Publishing Company, 1993.

MLA (9th ed.) Citation

Hedderson, John, and Melinda Fisher. SPSS Made Simple. 2nd ed. Wadsworth Publishing Company, 1993.