Kral, T. (1995). Creative classroom activities: Selected articles from the English teaching forum 1989-1993. English Language Programs Division, United States Information Agency.
芝加哥风格引文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引文Kral, Thomas. Creative Classroom Activities: Selected Articles from the English Teaching Forum 1989-1993. English Language Programs Division, United States Information Agency, 1995.
警告：这些引文格式不一定是100％准确.