Gaya APA

Hamel, G. (2012). What Matters Now: How to Win in a World of Relentless Change, Ferocious Competition, and Unstoppable Innovation (Edisi Pertama). Manhattan: Jossey-Bass.

Gaya MLA

Hamel, Gary. "What Matters Now: How to Win in a World of Relentless Change, Ferocious Competition, and Unstoppable Innovation". Edisi Pertama Manhattan: Jossey-Bass, 2012. Text.