एपीए उद्धरण

Ravindra Kumar Singh. (2016). Law relating to electronic contracts (ed.2.). Lexis Nexis.

शिकागो स्टाइल उद्धरण

Ravindra Kumar Singh. Law Relating to Electronic Contracts. ed.2. Gurgaon: Lexis Nexis, 2016.

एमएलए उद्धरण

Ravindra Kumar Singh. Law Relating to Electronic Contracts. ed.2. Lexis Nexis, 2016.