GATES BILL. (1996). ROAD AHEAD (2ND.). PENGUIN BOOKS INDIA (P) LTD.
Cita Chicago (17th ed.)GATES BILL. ROAD AHEAD. 2ND. LONDON: PENGUIN BOOKS INDIA (P) LTD, 1996.
Cita MLA (9th ed.)GATES BILL. ROAD AHEAD. 2ND. PENGUIN BOOKS INDIA (P) LTD, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.