Howard, A. W. (1968). Teaching in middle schools. Scranton, Pennsylvania: International Textbook Company.
Chicago Style CitationHoward, Alvin W. Teaching in Middle Schools. Scranton, Pennsylvania: International Textbook Company, 1968.
Cita MLAHoward, Alvin W. Teaching in Middle Schools. Scranton, Pennsylvania: International Textbook Company, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.