Educational research
Subtitle: readings in focus
By: edited by Irvin J. Lehmann [and] William A. Mehrens.
Contributors: Mehrens, William A., joint comp.
Publisher: Holt, Rinehart and Winston
Published: 1971
Place of publication: New York
Language: eng
Number of pages: 460
Subjects: Education -- Research -- Addresses, essays, lectures
Notes: Includes bibliographies.