Gaya APA
Chandler, S. (2001).
100 Ways to Motivate Yourself:
Change Your Life Forever (Ed. Revisi).
USA:
The Career Press, Inc..
Gaya MLA
Chandler, Steve.
"100 Ways to Motivate Yourself:
Change Your Life Forever".
Ed. Revisi
USA:
The Career Press, Inc.,
2001.
Text.