Ventriglia, L. (1990). Ready for English: Comprehensive teacher's manual for all four levels. National Textbook.
Chicagoスタイル(17版)引用形式Ventriglia, Linda. Ready for English: Comprehensive Teacher's Manual for All Four Levels. Lincolnwood, Ill: National Textbook, 1990.
MLA(9版)引用形式Ventriglia, Linda. Ready for English: Comprehensive Teacher's Manual for All Four Levels. National Textbook, 1990.
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