Nordstrom,Hakan, & Vaughan,Scatt. (1999). Trade and environment. World Trade Organization.
シカゴスタイル引用形Nordstrom,Hakan, , Vaughan,Scatt. Trade and Environment. Geneva: World Trade Organization, 1999.
MLA引用形式Nordstrom,Hakan, , Vaughan,Scatt. Trade and Environment. World Trade Organization, 1999.
警告: この引用は必ずしも正確ではありません.