APA (7th ed.) Citation

Downie, N. M., & Heath, R. W. (1965). Basic statistical methods (2nd ed.). Harper & Row.

Chicago Style (17th ed.) Citation

Downie, N. M., and R. W. Heath. Basic Statistical Methods. 2nd ed. New York: Harper & Row, 1965.

MLA (9th ed.) Citation

Downie, N. M., and R. W. Heath. Basic Statistical Methods. 2nd ed. Harper & Row, 1965.