Camp, W. G. (2009). Managing our natural resources. Clifton Park, NY: Delmar Cengage Learning.
シカゴスタイル引用形Camp, William G. Managing Our Natural Resources. Clifton Park, NY: Delmar Cengage Learning, 2009.
MLA引用形式Camp, William G. Managing Our Natural Resources. Clifton Park, NY: Delmar Cengage Learning, 2009.
警告: この引用は必ずしも正確ではありません.