Citazione Stile APA (7a Edizione)

Singh, A. (1983). An introduction to the law of contract (2nd ed.). Eastern Book Company.

Citazione stile Chigago Style (17a edizione)

Singh, Avtar. An Introduction to the Law of Contract. 2nd ed. Lucknow: Eastern Book Company, 1983.

Citatione MLA (8a ed.)

Singh, Avtar. An Introduction to the Law of Contract. 2nd ed. Eastern Book Company, 1983.