Ventriglia, L. (1992). Ready for English: Primary learning system. Lincolnwood, Illinois: National Textbook company.
シカゴスタイル引用形Ventriglia, Linda. Ready for English: Primary Learning System. Lincolnwood, Illinois: National Textbook company, 1992.
MLA引用形式Ventriglia, Linda. Ready for English: Primary Learning System. Lincolnwood, Illinois: National Textbook company, 1992.
警告: この引用は必ずしも正確ではありません.