Langan, J. (1988). English skills with readings (3rd ed.). McGraw hill.
Chicagoスタイル(17版)引用形式Langan, John. English Skills with Readings. 3rd ed. New York: McGraw hill, 1988.
MLA(9版)引用形式Langan, John. English Skills with Readings. 3rd ed. McGraw hill, 1988.
警告: この引用は必ずしも正確ではありません.