Quasi - experimentation :
Cook, Thomas D.
Quasi - experimentation : design & analysis issues for field settings / Thomas D. Cook, Donald T. Campbell - Boston, Mass. : Houghton Mifflin, 1979. - xii, 405 p. : il.
0-395-30790-2
Ciencias Sociales --Investigación.
300.7 2 / C771q
Quasi - experimentation : design & analysis issues for field settings / Thomas D. Cook, Donald T. Campbell - Boston, Mass. : Houghton Mifflin, 1979. - xii, 405 p. : il.
0-395-30790-2
Ciencias Sociales --Investigación.
300.7 2 / C771q