APA Style

Hartono, Ping. (2008). How to be a great Thinker . : PT. Intan Sejati.

Chicago Style

Hartono, Ping. How to be a great Thinker. : PT. Intan Sejati, 2008. Text.

MLA Style

Hartono, Ping. How to be a great Thinker. : PT. Intan Sejati, 2008. Text.

Turabian Style

Hartono, Ping. How to be a great Thinker. : PT. Intan Sejati, 2008. Print.