APA način citiranja (7. izdanje)

Enger, E. D., & Smith, B. F. (2016). Environmental science: A study of interrelationships (Fourteenth edition.). McGraw-Hill Education.

Čikaški stil citiranja (17. izdanje)

Enger, Eldon D., i Bradley F. Smith. Environmental Science: A Study of Interrelationships. Fourteenth edition. New York: McGraw-Hill Education, 2016.

MLA način citiranja (9. izdanje)

Enger, Eldon D., i Bradley F. Smith. Environmental Science: A Study of Interrelationships. Fourteenth edition. McGraw-Hill Education, 2016.