Educational research : readings in focus

edited by Irvin J. Lehmann, William A. Mehrens
Bok · Engelsk · 1971

Utgitt	New York : Holt, Rinehart and Winston , c1971
Omfang	xiii, 460 s. : ill.
Emner	Education - Research Addresses, essays, lectures Industrielle bedrifter - Opplæring
ISBN	0030831407