Koul, A. K. (2005). The General Agreement on Tarrifs and Trade (GATT)/World Trade Organisation (WTO): Law, economics and politics. Satyam Books.
Trích dẫn kiểu ChicagoKoul, Autar Krishen. The General Agreement on Tarrifs and Trade (GATT)/World Trade Organisation (WTO): Law, Economics and Politics. New Delhi: Satyam Books, 2005.
Trích dẫn MLAKoul, Autar Krishen. The General Agreement on Tarrifs and Trade (GATT)/World Trade Organisation (WTO): Law, Economics and Politics. Satyam Books, 2005.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.