APA Style
Canfield, Jack, Mark Victor Hansen, Les Hewitt. (2013).
The Power of Focus .
Jakarta:
Elex Media Komputindo.
Chicago Style
Canfield, Jack, Mark Victor Hansen, Les Hewitt.
The Power of Focus.
Jakarta:
Elex Media Komputindo,
2013.
Text.
MLA Style
Canfield, Jack, Mark Victor Hansen, Les Hewitt.
The Power of Focus.
Jakarta:
Elex Media Komputindo,
2013.
Text.
Turabian Style
Canfield, Jack, Mark Victor Hansen, Les Hewitt.
The Power of Focus.
Jakarta:
Elex Media Komputindo,
2013.
Print.