Williams, P. (1999). Managing secondary classrooms: Principles and strategies for effective management and instruction. Boston: Allyn and Bacon.
शिकागो स्टाइल उद्धरणWilliams, Patricia. Managing Secondary Classrooms: Principles and Strategies for Effective Management and Instruction. Boston: Allyn and Bacon, 1999.
एमएलए उद्धरणWilliams, Patricia. Managing Secondary Classrooms: Principles and Strategies for Effective Management and Instruction. Boston: Allyn and Bacon, 1999.
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