Research methods in education
COHEN, Louis
Research methods in education /Louis Cohen, Lawrence Manion and Keith Morrison. - 6th - London; Routledge: 2007. - xviii, 638 p. : ill. ; 26 cm.
Includes bibliographical references and index
9780415374101
LB1028 C572
Research methods in education /Louis Cohen, Lawrence Manion and Keith Morrison. - 6th - London; Routledge: 2007. - xviii, 638 p. : ill. ; 26 cm.
Includes bibliographical references and index
9780415374101
LB1028 C572