Creswell, John W.
Educational research : planning, conducting, and evaluating quantitative and qualitative research / John W. Creswell. - 2nd ed. - Upper Saddle River, N.J. : Merrill, c2005. - xvi, 623 p. : ill. (some col ; 27 cm.
013112790X
2004044918
Education--Research--Methodology.
370/.7/2
Educational research : planning, conducting, and evaluating quantitative and qualitative research / John W. Creswell. - 2nd ed. - Upper Saddle River, N.J. : Merrill, c2005. - xvi, 623 p. : ill. (some col ; 27 cm.
013112790X
2004044918
Education--Research--Methodology.
370/.7/2