Practical research :
Leedy, Paul D.
Practical research : planning and design / Paul D. Leedy. - 6th ed. with contributions by Timothy J. Newby and Peggy A. Ertmer. - Upper Saddle River, N.J. : Merrill, 1997. - xvi, 304 p. : ill. ; 28 cm.
Includes bibliographical references and index.
0132414074
Research--Methodology.
001.4 LEE
Practical research : planning and design / Paul D. Leedy. - 6th ed. with contributions by Timothy J. Newby and Peggy A. Ertmer. - Upper Saddle River, N.J. : Merrill, 1997. - xvi, 304 p. : ill. ; 28 cm.
Includes bibliographical references and index.
0132414074
Research--Methodology.
001.4 LEE