Citazione Stile APA (7a Edizione)

Evaluation Research Society, Cook, T. D., & Reichardt, C. S. (1979). Qualitative and quantitative methods in evaluation research. Sage Publications.

Citazione stile Chigago Style (17a edizione)

Evaluation Research Society, Thomas D. Cook, e Charles S. Reichardt. Qualitative and Quantitative Methods in Evaluation Research. Beverly Hills, Calif: Sage Publications, 1979.

Citatione MLA (9a ed.)

Evaluation Research Society, et al. Qualitative and Quantitative Methods in Evaluation Research. Sage Publications, 1979.