Ilson, R., & Whitcut, J. (1994). Mastering English usage. Prentice Hall.
Chicagoスタイル(17版)引用形式Ilson, Robert, , Janet Whitcut. Mastering English Usage. New York: Prentice Hall, 1994.
MLA(9版)引用形式Ilson, Robert, , Janet Whitcut. Mastering English Usage. Prentice Hall, 1994.
警告: この引用は必ずしも正確ではありません.