APA ציטוט

Harbeck, M. B. (1976). 2nd sourcebook for science supervisors. National Science Supervisors Association.

Chicago Style (17th ed.) Citation

Harbeck, Mary Blatt. 2nd Sourcebook for Science Supervisors. Washington: National Science Supervisors Association, 1976.

ציטוט MLA

Harbeck, Mary Blatt. 2nd Sourcebook for Science Supervisors. National Science Supervisors Association, 1976.