Azar, b. s. (1993). Understanding and using english grammar. Binarupa Aksara.
Chicago Style (17th ed.) CitationAzar, betty schrampher. Understanding and Using English Grammar. Binarupa Aksara, 1993.
MLA (9th ed.) CitationAzar, betty schrampher. Understanding and Using English Grammar. Binarupa Aksara, 1993.
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