Supervising instruction in secondary schools
By: [by] Robert C. Hammock [and] Ralph S. Owings.
Contributors: Owings, Ralph S., 1903-
Series: McGraw-Hill series in education; McGraw-Hill series in education
Publisher: McGraw-Hill
Published: 1970
Place of publication: New York
Language: eng
Number of pages: 316
Subjects: School supervision, Secondary.
Notes: Photocopy. Ann Arbor, Mich., University Microfilms, A Xerox Co., 1970.