Hamel, G. (1994). Competing for the future. Boston: Harvard Business School.
Trích dẫn kiểu ChicagoHamel, Gary. Competing for the Future. Boston: Harvard Business School, 1994.
MLA引文Hamel, Gary. Competing for the Future. Boston: Harvard Business School, 1994.
警告:這些引文格式不一定是100%准確.