Li, S., Dragicevic, S., & Veenendaal, B. (2011). Advances in web-based GIS, mapping services and applications. CRC Press/Balkema.
Chicago-referens (17:e uppl.)Li, Songnian, Suzana Dragicevic, och Bert Veenendaal. Advances in Web-based GIS, Mapping Services and Applications. Leiden, The Netherlands: CRC Press/Balkema, 2011.
MLA-referens (9:e uppl.)Li, Songnian, et al. Advances in Web-based GIS, Mapping Services and Applications. CRC Press/Balkema, 2011.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.