Enger, E. D., & Smith, B. F. (2016). Environmental science: A study of interrelationships (Fourteenth edition.). McGraw-Hill Education.
Citace podle Chicago (17th ed.)Enger, Eldon D., a Bradley F. Smith. Environmental Science: A Study of Interrelationships. Fourteenth edition. New York: McGraw-Hill Education, 2016.
Citace podle MLA (9th ed.)Enger, Eldon D., a Bradley F. Smith. Environmental Science: A Study of Interrelationships. Fourteenth edition. McGraw-Hill Education, 2016.
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