Howard, A. W. (1968). Teaching in middle schools. Scranton, Pennsylvania: International Textbook Company.
Chicago ZitierstilHoward, Alvin W. Teaching in Middle Schools. Scranton, Pennsylvania: International Textbook Company, 1968.
MLA ZitierstilHoward, Alvin W. Teaching in Middle Schools. Scranton, Pennsylvania: International Textbook Company, 1968.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.