Best, John W. Research in Education / John W. Best, James V. Kahn. - 9th edition. - New Delhi : Dorling Kindersley, 2003 - , 512 p. : ill. 24 cm. Includes index. ISBN: 8177589229 Subjects--Topical Terms: Research National Library of Medicine Call No.: LB 1028 / .B47 2003