Singh Ravindra Kumar. Law Relating to Electronic Contracts. Lexix Nexis.
芝加哥风格引文Singh Ravindra Kumar. Law Relating to Electronic Contracts. Gurgaon Gurgaon: Lexix Nexis.
MLA引文Singh Ravindra Kumar. Law Relating to Electronic Contracts. Lexix Nexis.
警告：这些引文格式不一定是100％准确.