Gaya APA

Maloney, M., Wahono, S. (2008). Guide to Investing in Gold and Silver : Lindungi Masa Depan Keuangan Anda . Jakarta: Gramedia Pustaka Utama.

Gaya MLA

Maloney, Michael., Wahono, Satrio. "Guide to Investing in Gold and Silver : Lindungi Masa Depan Keuangan Anda". Jakarta: Gramedia Pustaka Utama, 2008. Text.