Dingra I C. (2012). Indian Economy: Environmental & Policy (27th.). Sultan Chand & Sons.
芝加哥风格引文Dingra I C. Indian Economy: Environmental & Policy. 27th. New Delhi: Sultan Chand & Sons, 2012.
MLA引文Dingra I C. Indian Economy: Environmental & Policy. 27th. Sultan Chand & Sons, 2012.
警告：这些引文格式不一定是100％准确.