Garfunkel, F. (1967). Observation of teachers and teaching: Strategies and applications. Office of Education.
Chicago-referens (17:e uppl.)Garfunkel, Frank. Observation of Teachers and Teaching: Strategies and Applications. Washington: Office of Education, 1967.
MLA-referens (9:e uppl.)Garfunkel, Frank. Observation of Teachers and Teaching: Strategies and Applications. Office of Education, 1967.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.