Gaya APA

Hamel, G. (2012). What matters now : how to win in a world of relentless change, ferocious competition, and unstoppable innovation (Cet 1). United States of America: Jossey-Bass INC Publisher.

Gaya MLA

Hamel, Gary. "What matters now : how to win in a world of relentless change, ferocious competition, and unstoppable innovation". Cet 1 United States of America: Jossey-Bass INC Publisher, 2012. Text.