Practical research : planning and design

Main Author: Leedy, Paul D
Other Authors: Ormrod, Jeanne Ellis
Published: Upper Saddle River, NJ: Pearson, 2010.
Edition: 9th ed.
Subjects:
Physical Description: xvii, 336 p.: ill., maps; 28 cm.
Bibliography: Includes bibliographical references and index
ISBN: 0137152426 (pbk.)
9780137152421 (pbk.)