Kral, T. (1995). Creative classroom activities: Selected articles from the English teaching forum 1989-1993. English Language Programs Division, United States Information Agency.
Chicago-referens (17:e uppl.)Kral, Thomas. Creative Classroom Activities: Selected Articles from the English Teaching Forum 1989-1993. Washington: English Language Programs Division, United States Information Agency, 1995.
MLA-referens (9:e uppl.)Kral, Thomas. Creative Classroom Activities: Selected Articles from the English Teaching Forum 1989-1993. English Language Programs Division, United States Information Agency, 1995.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.