Azar, B. S., & Betty Schrampfer Azar; Donald A. Azar. (1999). Fundamentals of english grammar: Workbook. City London: Prentice Hall Regents.
シカゴスタイル引用形Azar, Betty Schrampfer, , Betty Schrampfer Azar; Donald A. Azar. Fundamentals of English Grammar: Workbook. City London: Prentice Hall Regents, 1999.
MLA引用形式Azar, Betty Schrampfer, , Betty Schrampfer Azar; Donald A. Azar. Fundamentals of English Grammar: Workbook. City London: Prentice Hall Regents, 1999.
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