Campbell, D., & Stanley, J. C. (1966). Experimental and quasi-experimental designs for research. Chicago, Illinois: Rand McNally & Company.
Chicago Style CitationCampbell, Donald, and Julian C. Stanley. Experimental and Quasi-experimental Designs for Research. Chicago, Illinois: Rand McNally & Company, 1966.
MLA CitationCampbell, Donald, and Julian C. Stanley. Experimental and Quasi-experimental Designs for Research. Chicago, Illinois: Rand McNally & Company, 1966.
Warning: These citations may not always be 100% accurate.