(1976). Environmental economics. Volume 2. Methods. Martinus Nijhoff.
シカゴスタイル引用形Environmental Economics. Volume 2. Methods. Leiden: Martinus Nijhoff, 1976.
MLA引用形式Environmental Economics. Volume 2. Methods. Martinus Nijhoff, 1976.
警告: この引用は必ずしも正確ではありません.