Cita APA

Shadish, W. R., & Cook, T. D. (2002). Experimental and quasi-experimental designs for generalized causal inference. Belmont, CA: Wadsworth/Cengage Learning.

Chicago Style Citation

Shadish, William R., i Thomas D. Cook. Experimental and Quasi-experimental Designs for Generalized Causal Inference. Belmont, CA: Wadsworth/Cengage Learning, 2002.

Cita MLA

Shadish, William R., i Thomas D. Cook. Experimental and Quasi-experimental Designs for Generalized Causal Inference. Belmont, CA: Wadsworth/Cengage Learning, 2002.