Gaya APA

Foster, D, L., Satrio, T, B. (2000). Travel & tourism Second edition = first class an introduction to travel & tourism . Jakarta: RajaGrafindo Persada.

Gaya MLA

Foster, Dennis, L.., Satrio, Tri, Budi. "Travel & tourism Second edition = first class an introduction to travel & tourism". Jakarta: RajaGrafindo Persada, 2000. Text.