APA način citiranja (7. izdanje)

Enger, E. D., & Smith, B. F. (2022). Environmental science: A study of interrelationships (Sixteenth ed.). McGraw-Hill.

Čikaški stil citiranja (17. izdanje)

Enger, Eldon D., i Bradley F. Smith. Environmental Science: A Study of Interrelationships. Sixteenth ed. Dubuque: McGraw-Hill, 2022.

MLA način citiranja (9. izdanje)

Enger, Eldon D., i Bradley F. Smith. Environmental Science: A Study of Interrelationships. Sixteenth ed. McGraw-Hill, 2022.