Experimental and quasi-experimental designs for research/
Campbell, Donald Thomas 1916-
Experimental and quasi-experimental designs for research/ Donald T. Campbell, Julian C. Stanley - Boston Houghton Mifflin c1963 - 84p. ill. 24cm
Available at Bintulu Branch. "Originally appeared in N.L. Gage (editor), Handbook of research on teaching"
0395307872
Experimental design.
Experimental and quasi-experimental designs for research/ Donald T. Campbell, Julian C. Stanley - Boston Houghton Mifflin c1963 - 84p. ill. 24cm
Available at Bintulu Branch. "Originally appeared in N.L. Gage (editor), Handbook of research on teaching"
0395307872
Experimental design.