APA (7 ম সংস্করণ) উদ্ধৃতি

Singh, A. (2016). Text Book on Law of Contract and Specific Relief (6th.). Eastern Book Company.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Singh, Avtar. Text Book on Law of Contract and Specific Relief. 6th. lucknow: Eastern Book Company, 2016.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Singh, Avtar. Text Book on Law of Contract and Specific Relief. 6th. Eastern Book Company, 2016.