Penggayaan APA
COVEY, Stephen R.. (2011).
The 3rd Alternative : Solving Life's Most Difficult Problems .
:
The Free Press.
Chicago Style
COVEY, Stephen R..
The 3rd Alternative : Solving Life's Most Difficult Problems.
:
The Free Press,
2011.
Text.
MLA Style
COVEY, Stephen R..
The 3rd Alternative : Solving Life's Most Difficult Problems.
:
The Free Press,
2011.
Text.
Turabian Style
COVEY, Stephen R..
The 3rd Alternative : Solving Life's Most Difficult Problems.
:
The Free Press,
2011.
Print.