Camp, W. G. (2009). Managing our natural resources. Clifton Park, NY: Delmar Cengage Learning.
Trích dẫn kiểu ChicagoCamp, William G. Managing Our Natural Resources. Clifton Park, NY: Delmar Cengage Learning, 2009.
MLA引文Camp, William G. Managing Our Natural Resources. Clifton Park, NY: Delmar Cengage Learning, 2009.
警告:這些引文格式不一定是100%准確.