Kral, T. (1995). Creative classroom activities: Selected articles from the English teaching forum 1989-1993. English Language Programs Division, United States Information Agency.
Citazione stile Chigago Style (17a edizione)Kral, Thomas. Creative Classroom Activities: Selected Articles from the English Teaching Forum 1989-1993. Washington: English Language Programs Division, United States Information Agency, 1995.
Citatione MLA (9a ed.)Kral, Thomas. Creative Classroom Activities: Selected Articles from the English Teaching Forum 1989-1993. English Language Programs Division, United States Information Agency, 1995.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.