Korah, V. (1968). Monopolies and restrictive practices. Penguin books.
シカゴスタイル引用形Korah, Valentine. Monopolies and Restrictive Practices. Englsnd: Penguin books, 1968.
MLA引用形式Korah, Valentine. Monopolies and Restrictive Practices. Penguin books, 1968.
警告: この引用は必ずしも正確ではありません.