APA引文

Singh Avtar. (1998). Law of contract (6.). Eastern Book Co.

芝加哥风格引文

Singh Avtar. Law of Contract. 6. Lucknow: Eastern Book Co, 1998.

MLA引文

Singh Avtar. Law of Contract. 6. Eastern Book Co, 1998.

警告：这些引文格式不一定是100％准确.