Avtar singh. (1977). Sale of Goods (2.). Eastern Book company.
Citazione stile Chigago Style (17a edizione)Avtar singh. Sale of Goods. 2. Lucknow: Eastern Book company, 1977.
Citatione MLA (9a ed.)Avtar singh. Sale of Goods. 2. Eastern Book company, 1977.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.