APA (7th ed.) Citation

Hartwig, F., Dearing, B. E., & Hartwig, F. (c 1979). Exploratory data analysis Sage University papers / Quantitative applications in the social sciences.

Chicago Style (17th ed.) Citation

Hartwig, Fredrick, Brian E. Dearing, and Frederick Hartwig. "Exploratory Data Analysis." Sage University Papers / Quantitative Applications in the Social Sciences c 1979.

MLA (9th ed.) Citation

Hartwig, Fredrick, et al. "Exploratory Data Analysis." Sage University Papers / Quantitative Applications in the Social Sciences, c 1979.