APA (7th ed.) Citation

Achen, C. H. (1986). The statistical analysis of quasi-experiments. University of California Press.

Chicago Style (17th ed.) Citation

Achen, Christopher H. The Statistical Analysis of Quasi-experiments. Berkeley, Calif: University of California Press, 1986.

MLA (9th ed.) Citation

Achen, Christopher H. The Statistical Analysis of Quasi-experiments. University of California Press, 1986.