Educational research
Subtitle: an introduction
By: Walter R. Borg, Meredith Damien Gall.
Contributors: Gall, Meredith D., 1942-
Edition: 5th ed.
Publisher: Longman
Published: 1989
Place of publication: New York
Language: eng
Number of pages: 939
Subjects: Education -- Research; Education -- Research -- United States
Notes: Includes bibliographies and index.