Gaya APA
Covey, Stephen R.. (2006).
The speed of trust : the one thing that changes everything .
New York:
Free Press.
Gaya Chicago
Covey, Stephen R..
The speed of trust : the one thing that changes everything.
New York:
Free Press,
2006.
Text.
Gaya MLA
Covey, Stephen R..
The speed of trust : the one thing that changes everything.
New York:
Free Press,
2006.
Text.
Gaya Turabian
Covey, Stephen R..
The speed of trust : the one thing that changes everything.
New York:
Free Press,
2006.
Print.