APA

Walsh S. J., McCleary A. L., Mena C. F., Shao Y., Tuttle J. P., González A. & Aktinson R. (2008). Quickbird and hyperion data analysis of an invasive plant species in the galapagos islands of Ecuador. : Elsevier Inc.

Chicago

Walsh Stephen J, McCleary Amy L, Mena Carlos F, Shao Yang, Tuttle Julie P, González Augusto and Aktinson Rachel. 2008. Quickbird and hyperion data analysis of an invasive plant species in the galapagos islands of Ecuador. : Elsevier Inc.

Harvard

Walsh S. J., McCleary A. L., Mena C. F., Shao Y., Tuttle J. P., González A. and Aktinson R. (2008). Quickbird and hyperion data analysis of an invasive plant species in the galapagos islands of Ecuador. : Elsevier Inc.

MLA

Walsh Stephen J, McCleary Amy L, Mena Carlos F, Shao Yang, Tuttle Julie P, González Augusto and Aktinson Rachel. Quickbird and hyperion data analysis of an invasive plant species in the galapagos islands of Ecuador. : Elsevier Inc. 2008.