Gaya APA
Canfield, Jack. (2006).
The Success Principles (I).
Jakarta:
Gramedia Pustaka Utama.
Gaya Chicago
Canfield, Jack.
The Success Principles.
I
Jakarta:
Gramedia Pustaka Utama,
2006.
Text.
Gaya MLA
Canfield, Jack.
The Success Principles.
I
Jakarta:
Gramedia Pustaka Utama,
2006.
Text.
Gaya Turabian
Canfield, Jack.
The Success Principles.
I
Jakarta:
Gramedia Pustaka Utama,
2006.
Print.