Gaya APA
YEAPLE, Ronald N.. (1997).
The success principle .
New York:
Macmillan/Spectrum.
Gaya Chicago
YEAPLE, Ronald N..
The success principle.
New York:
Macmillan/Spectrum,
1997.
Text.
Gaya MLA
YEAPLE, Ronald N..
The success principle.
New York:
Macmillan/Spectrum,
1997.
Text.
Gaya Turabian
YEAPLE, Ronald N..
The success principle.
New York:
Macmillan/Spectrum,
1997.
Print.