Cohen, Louis, 1928-
Research methods in education / Louis Cohen, Lawrence Manion, and Keith Morrison. - 5th ed. - London ; New York : RoutledgeFalmer, 2000. - xvi, 446 p : ill ; 25 cm.
0415195411 (pbk.)
99088211
Education--Research.
Education--Research--Great Britain.
370/.7/2
Research methods in education / Louis Cohen, Lawrence Manion, and Keith Morrison. - 5th ed. - London ; New York : RoutledgeFalmer, 2000. - xvi, 446 p : ill ; 25 cm.
0415195411 (pbk.)
99088211
Education--Research.
Education--Research--Great Britain.
370/.7/2