SpringerLink (Online service), Sui, D., Elwood, S., & Goodchild, M. (2013). Crowdsourcing Geographic Knowledge: Volunteered Geographic Information (VGI) in Theory and Practice. Springer Netherlands : Imprint: Springer.
Chicago Style (17th ed.) CitationSpringerLink (Online service), Daniel Sui, Sarah Elwood, and Michael Goodchild. Crowdsourcing Geographic Knowledge: Volunteered Geographic Information (VGI) in Theory and Practice. Dordrecht: Springer Netherlands : Imprint: Springer, 2013.
MLA (8th ed.) CitationSpringerLink (Online service), et al. Crowdsourcing Geographic Knowledge: Volunteered Geographic Information (VGI) in Theory and Practice. Springer Netherlands : Imprint: Springer, 2013.
Warning: These citations may not always be 100% accurate.
