Nielsen, S. N., & Briann D. Fath and other. (2020). A New Ecology system perspective (second edition.). Elsevier.
Chicago Style (17. basım) AtıfNielsen, Soren Nors, ve Briann D. Fath and other. A New Ecology System Perspective. second edition. united Kingdom: Elsevier, 2020.
MLA (9th ed.) AtıfNielsen, Soren Nors, ve Briann D. Fath and other. A New Ecology System Perspective. second edition. Elsevier, 2020.