Quasi -Experimental approaches
Caporaso, James A, ed Roos, Leslie L Jr, ed
Quasi -Experimental approaches Testing theory and evaluating policy - Evanston Northwestern University Press 1973 - xix., 368p.
810104199
Data analysis
Research methodology
Quasi -Experimental approaches Testing theory and evaluating policy - Evanston Northwestern University Press 1973 - xix., 368p.
810104199
Data analysis
Research methodology