Dyfyniad APA

Li, S., Dragicevic, S., & Veenendaal, B. (2011). Advances in web-based GIS, mapping services and applications. CRC Press/Balkema.

Dyfyniad Arddull Chicago

Li, Songnian, Suzana Dragicevic, and Bert Veenendaal. Advances in Web-based GIS, Mapping Services and Applications. Leiden, The Netherlands: CRC Press/Balkema, 2011.

Dyfyniad MLA

Li, Songnian, et al. Advances in Web-based GIS, Mapping Services and Applications. CRC Press/Balkema, 2011.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.