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Experimental and quasi-experimental designs for research / Donald T. Campbell, Julian C. Stanley.
- 001.434
- Campbell, Donald T. 1916-1996
- Rand McNally,
- c1963.
- Chicago :
-
Generalization in the writing of history : a report of the committee on historical analysis of the social science research council / Edited by Louis Gottschalk.
- 907.2 S678125
- Social Science Research Council (U.S.). Committee on Historical Analysis.
- University of Chicago Press,
- c1963.
- Chicago :