APA (7th ed.) Citation

Downing, D., & Clark, J. (1983). Statistics, the easy way. Barron's Educational Series, Inc..

Chicago Style (17th ed.) Citation

Downing, Douglas, and Jeff Clark. Statistics, the Easy Way. Woodbury, N.Y.: Barron's Educational Series, Inc., 1983.

MLA (9th ed.) Citation

Downing, Douglas, and Jeff Clark. Statistics, the Easy Way. Barron's Educational Series, Inc., 1983.