Enger, E. D., & Smith, B. F. (2006). Environmental science: A study of interrelationships (10th ed.). McGraw Hill higher education.
Chicago-стиль цитированияEnger, Eldon D., and Bradley F. Smith. Environmental Science: A Study of Interrelationships. 10th ed. Boston: McGraw Hill higher education, 2006.
MLA-цитированиеEnger, Eldon D., and Bradley F. Smith. Environmental Science: A Study of Interrelationships. 10th ed. McGraw Hill higher education, 2006.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.