APA Style
Humphreys, Tony. (2001).
THE POWER OF 'NEGATIVE' THINGKING .
Jakarta:
Bumi Aksara.
Chicago Style
Humphreys, Tony.
THE POWER OF 'NEGATIVE' THINGKING.
Jakarta:
Bumi Aksara,
2001.
Text.
MLA Style
Humphreys, Tony.
THE POWER OF 'NEGATIVE' THINGKING.
Jakarta:
Bumi Aksara,
2001.
Text.
Turabian Style
Humphreys, Tony.
THE POWER OF 'NEGATIVE' THINGKING.
Jakarta:
Bumi Aksara,
2001.
Print.