Practical Research : planning and design / 10th ed.
Leedy, Paul D.
Practical Research : planning and design / Paul D. Leedy and Jeanne Ellis Ormrod. - 10th ed. International edition. - Boston : Pearson, c2013. - xix, 364 p. : ill. ; 28 cm.
Includes bibliographical references and index.
0132899507 9780132899505
Research technics
001.4 / LEE
Practical Research : planning and design / Paul D. Leedy and Jeanne Ellis Ormrod. - 10th ed. International edition. - Boston : Pearson, c2013. - xix, 364 p. : ill. ; 28 cm.
Includes bibliographical references and index.
0132899507 9780132899505
Research technics
001.4 / LEE