(2010). IE Business Cases. Production Costs, Revenues and Profits in Perfect Competition: Business at the Base of the Pyramid. IE Business School.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)IE Business Cases. Production Costs, Revenues and Profits in Perfect Competition: Business at the Base of the Pyramid. [S.l.]: IE Business School, 2010.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)IE Business Cases. Production Costs, Revenues and Profits in Perfect Competition: Business at the Base of the Pyramid. IE Business School, 2010.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.