Gaya APA
HSIEH, Tony. (2010).
Delivering happiness : a path to profits, passion, and purpose (1st ed.).
New York:
Business Plus.
Gaya Chicago
HSIEH, Tony.
Delivering happiness : a path to profits, passion, and purpose.
1st ed.
New York:
Business Plus,
2010.
Text.
Gaya MLA
HSIEH, Tony.
Delivering happiness : a path to profits, passion, and purpose.
1st ed.
New York:
Business Plus,
2010.
Text.
Gaya Turabian
HSIEH, Tony.
Delivering happiness : a path to profits, passion, and purpose.
1st ed.
New York:
Business Plus,
2010.
Print.