APA (7th ed.) Citation

Wright, D. B., & London, K. (2009). First (and second) steps in statistics (2nd ed.). Sage.

Chicago Style (17th ed.) Citation

Wright, Daniel B., and Kamala London. First (and Second) Steps in Statistics. 2nd ed. Los Angeles, Calif: Sage, 2009.

MLA (9th ed.) Citation

Wright, Daniel B., and Kamala London. First (and Second) Steps in Statistics. 2nd ed. Sage, 2009.