Shadish, W. R., & Cook, T. D. (2002). Experimental and quasi-experimental designs for generalized causal inference. Belmont, CA: Wadsworth/Cengage Learning.
Styl cytowania ChicagoShadish, William R., i Thomas D. Cook. Experimental and Quasi-experimental Designs for Generalized Causal Inference. Belmont, CA: Wadsworth/Cengage Learning, 2002.
Styl cytowania MLAShadish, William R., i Thomas D. Cook. Experimental and Quasi-experimental Designs for Generalized Causal Inference. Belmont, CA: Wadsworth/Cengage Learning, 2002.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..