Kral, T. (1995). Creative classroom activities: Selected articles from the English teaching forum 1989-1993. English Language Programs Division, United States Information Agency.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিKral, Thomas. Creative Classroom Activities: Selected Articles from the English Teaching Forum 1989-1993. Washington: English Language Programs Division, United States Information Agency, 1995.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিKral, Thomas. Creative Classroom Activities: Selected Articles from the English Teaching Forum 1989-1993. English Language Programs Division, United States Information Agency, 1995.
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