Gaya APA

Pick, J, B., Kepaniteraan, S, J, D. (2008). Geo-business: GIS in the digital organizational . New Jersey: John Wiley & Sons.

Gaya MLA

Pick, James, B.., Kepaniteraan, Sekretariat, Jenderal, Dan. "Geo-business: GIS in the digital organizational". New Jersey: John Wiley & Sons, 2008. Text.