Gaya APA
Hamel, Gary. (2012).
What Matters Now (1st ed.).
Jakarta:
Jossey Bass.
Gaya Chicago
Hamel, Gary.
What Matters Now.
1st ed.
Jakarta:
Jossey Bass,
2012.
Text.
Gaya MLA
Hamel, Gary.
What Matters Now.
1st ed.
Jakarta:
Jossey Bass,
2012.
Text.
Gaya Turabian
Hamel, Gary.
What Matters Now.
1st ed.
Jakarta:
Jossey Bass,
2012.
Print.