MARTIN HEWINGS. (1999). Pronunciation Plus Practice through interation teacher's manual (0 521 57796 9). Cambridge.
シカゴスタイル引用形MARTIN HEWINGS. Pronunciation Plus Practice Through Interation Teacher's Manual (0 521 57796 9). Cambridge, 1999.
MLA引用形式MARTIN HEWINGS. Pronunciation Plus Practice Through Interation Teacher's Manual (0 521 57796 9). Cambridge, 1999.
警告: この引用は必ずしも正確ではありません.