APA引文

Baby,P.K. (2011). Measuring Value of Air Quality: An Economic Approach to Keralas Environment. Director,DPRP CUSAT.

Chicago Edition Citation

Baby,P.K. Measuring Value of Air Quality: An Economic Approach to Keralas Environment. Cochin: Director,DPRP CUSAT, 2011.

MLA引文

Baby,P.K. Measuring Value of Air Quality: An Economic Approach to Keralas Environment. Director,DPRP CUSAT, 2011.

警告：這些引文格式不一定是100％准確.