Thomas, H. (1987). Better English Made Easy. Warner.
シカゴスタイル引用形Thomas, Henry. Better English Made Easy. New York: Warner, 1987.
MLA引用形式Thomas, Henry. Better English Made Easy. Warner, 1987.
警告: この引用は必ずしも正確ではありません.
Thomas, H. (1987). Better English Made Easy. Warner.
シカゴスタイル引用形Thomas, Henry. Better English Made Easy. New York: Warner, 1987.
MLA引用形式Thomas, Henry. Better English Made Easy. Warner, 1987.