4. Environmental science: a global concern Cunningham, William P. New York : McGraw Hill Education, c2018. GEC204
6. Environmental philosophy: from animal rights to radical ecology Upper Saddle River, NJ : Pearson/Prentice Hall, c2005. GEC204
7. Environmental humanities: voices from the anthropocene London ; Rowman and Littlefield International, 2017. ENG406 GEC204
10. The ethics of environmental concern Attfield, Robin. Athens, Ga. : University of Georgia Press, c1991. ENG406