Aggarwal, R. S. (1997). Objective general english: Ten thousand plus questions. S.Chand and Co..
シカゴスタイル引用形Aggarwal, R S. Objective General English: Ten Thousand Plus Questions. New Delhi: S.Chand and Co., 1997.
MLA引用形式Aggarwal, R S. Objective General English: Ten Thousand Plus Questions. S.Chand and Co., 1997.
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