The crowdsoucing handbook : : the how to on crowdsourcing, complete expert's hints and tips : guide by the leading experts, everything you need to know about crowdsourcing.

MLA

Bell, Dan. The Crowdsoucing Handbook : the How to On Crowdsourcing, Complete Expert's Hints and Tips : Guide by the Leading Experts, Everything You Need to Know About Crowdsourcing. 2010.

APA

Bell, D. (2010). The crowdsoucing handbook : the how to on crowdsourcing, complete expert's hints and tips : guide by the leading experts, everything you need to know about crowdsourcing. .

Chicago

Bell, Dan The Crowdsoucing Handbook: The How to On Crowdsourcing, Complete Expert's Hints and Tips : Guide by the Leading Experts, Everything You Need to Know about Crowdsourcing.