Cita APA (7a ed.)

Avtar singh. (1983). Law of contract (3.). Eastern Book Co.

Cita Chicago Style (17a ed.)

Avtar singh. Law of Contract. 3. Lucknow: Eastern Book Co, 1983.

Cita MLA (9a ed.)

Avtar singh. Law of Contract. 3. Eastern Book Co, 1983.