APA-referens (7:e uppl.)

Fisher, J., Trulio, L., Biging, G., & Chromczak, D. (2007). An analysis of spatial clustering and implications for wildlife management: A burrowing owl example. Springer Verlag.

Chicago-referens (17:e uppl.)

Fisher, J., L. Trulio, G. Biging, och D. Chromczak. An Analysis of Spatial Clustering and Implications for Wildlife Management: A Burrowing Owl Example. Springer Verlag, 2007.

MLA-referens (9:e uppl.)

Fisher, J., et al. An Analysis of Spatial Clustering and Implications for Wildlife Management: A Burrowing Owl Example. Springer Verlag, 2007.