APA aipamena

Panko, P., Curtis, J., Gorrall, B., & Little, T. (2015). Alternatives to Randomized Control Trials: A Review of Three Quasi-experimental Designs for Causal Inference.

Chicago Style aipamena

Panko, Pavel, Jacob Curtis, Brittany Gorrall, y Todd Little. Alternatives to Randomized Control Trials: A Review of Three Quasi-experimental Designs for Causal Inference. 2015.

MLA aipamena

Panko, Pavel, Jacob Curtis, Brittany Gorrall, y Todd Little. Alternatives to Randomized Control Trials: A Review of Three Quasi-experimental Designs for Causal Inference. 2015.