APA (7th ed.) Citation

Hanson, C. R., Abraham, P., & Evans, D. (2008). Annual groundwater quality survey: Spring 2007. Environment Canterbury.

Chicago Style (17th ed.) Citation

Hanson, Carl R., Phil Abraham, and David Evans. Annual Groundwater Quality Survey: Spring 2007. Christchurch [N.Z.]: Environment Canterbury, 2008.

MLA (9th ed.) Citation

Hanson, Carl R., et al. Annual Groundwater Quality Survey: Spring 2007. Environment Canterbury, 2008.