Harbeck, M. B. (1967). A Sourcebook for science supervisors: M.B.Harbeck, editor. National Science Teachers Association.
Chicago Style (17th ed.) CitationHarbeck, Mary Blatt. A Sourcebook for Science Supervisors: M.B.Harbeck, Editor. Wash.: National Science Teachers Association, 1967.
ציטוט MLAHarbeck, Mary Blatt. A Sourcebook for Science Supervisors: M.B.Harbeck, Editor. National Science Teachers Association, 1967.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.