APA-referens (7:e uppl.)

HAMEL GARY. (1994). COMRETING FOR THE FUTUER. HARVARD BUSINESS SCHOOL.

Chicago-referens (17:e uppl.)

HAMEL GARY. COMRETING FOR THE FUTUER. BOSTON: HARVARD BUSINESS SCHOOL, 1994.

MLA-referens (9:e uppl.)

HAMEL GARY. COMRETING FOR THE FUTUER. HARVARD BUSINESS SCHOOL, 1994.