Levkova, E. A., Polumienko, S. K., & Savin, S. Z. (2015). Geoinformation systems in human ecology.
Chicago Style (17th ed.) CitationLevkova, E. A., S. K. Polumienko, and S. Z. Savin. Geoinformation Systems in Human Ecology. 2015.
MLA (8th ed.) CitationLevkova, E. A., et al. Geoinformation Systems in Human Ecology. 2015.
Warning: These citations may not always be 100% accurate.