Closure on openness
Subtitle: describing and quantifying open education
By: Ross E. Traub, Joel Weiss, C.W. Fisher, and Don Musella.
Contributors: Fisher, Charles W.; Musella, Donald F., 1928-; Traub, Ross E.; Weiss, Joel, 1940-
Publisher: The Ontario Institute for Studies in Education
Published: 1972
Place of publication: Toronto
Language: eng
Number of pages: 42
Subjects: Nongraded schools.