Gaya APA
Richards, C. (2012).
The Psychology Of Wealth : Understand Your Relationship With Money And Achieve Prosperity (Ed.1).
North America:
Mc Graw Hill Book Co..
Gaya MLA
Richards, Charles.
"The Psychology Of Wealth : Understand Your Relationship With Money And Achieve Prosperity".
Ed.1
North America:
Mc Graw Hill Book Co.,
2012.
PASCA-ILMU PEMERINTAHAN.