Singh, A. Textbook on Law of Contract & Specific Relief (7th.). EBC.
芝加哥风格引文Singh, Avtar. Textbook on Law of Contract & Specific Relief. 7th. 2019: EBC.
MLA引文Singh, Avtar. Textbook on Law of Contract & Specific Relief. 7th. EBC.
警告：这些引文格式不一定是100％准确.