APA (7th ed.) Citation

Hartono, P. G. (2009). The Secrets of Money. Gramedia Pustaka Utama.

Chicago Style (17th ed.) Citation

Hartono, Petrus G. The Secrets of Money. Gramedia Pustaka Utama, 2009.

MLA (8th ed.) Citation

Hartono, Petrus G. The Secrets of Money. Gramedia Pustaka Utama, 2009.

Warning: These citations may not always be 100% accurate.