Gaya APA

Tumbuan, F, B. (2011). Indonesian Unicorporated Business Entities and The Limited Liability Company (Cet 1). Jakarta: PT.Elex Media Komputindo.

Gaya MLA

Tumbuan, Fred, B.G. "Indonesian Unicorporated Business Entities and The Limited Liability Company". Cet 1 Jakarta: PT.Elex Media Komputindo, 2011. Text.