APA aipamena

Hamel, G. (1994). Competing for the Future. McGraw Hill.

Chicago Style aipamena

Hamel, Gary. Competing for the Future. McGraw Hill, 1994.

MLA aipamena

Hamel, Gary. Competing for the Future. McGraw Hill, 1994.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.