Cita APA (7a ed.)

Cook, T. D., & Campbell, D. T. (1979). Quasi experimentation: Design & analysis issues for field settings. Houghton Mifflin Company.

Cita Chicago Style (17a ed.)

Cook, Thomas D., y Donald Thomas Campbell. Quasi Experimentation: Design & Analysis Issues for Field Settings. Boston [etc.]: Houghton Mifflin Company, 1979.

Cita MLA (9a ed.)

Cook, Thomas D., y Donald Thomas Campbell. Quasi Experimentation: Design & Analysis Issues for Field Settings. Houghton Mifflin Company, 1979.