APA (7th ed.) Citation

Downie, N. M., & Heath, R. W. (1974). Basic statistical methods (4. ed.). Harper & Row.

Chicago Style (17th ed.) Citation

Downie, Norville M., and Robert W. Heath. Basic Statistical Methods. 4. ed. New York [u.a.]: Harper & Row, 1974.

MLA (9th ed.) Citation

Downie, Norville M., and Robert W. Heath. Basic Statistical Methods. 4. ed. Harper & Row, 1974.