APA Style

Enger, Eldon D., Smith, Bradley F.. (2010). Environmental Science : A Study of Interrelationships (Edisi ke- 12). New York: McGraw-Hill.

Chicago Style

Enger, Eldon D., Smith, Bradley F.. Environmental Science : A Study of Interrelationships. Edisi ke- 12 New York: McGraw-Hill, 2010. .

MLA Style

Enger, Eldon D., Smith, Bradley F.. Environmental Science : A Study of Interrelationships. Edisi ke- 12 New York: McGraw-Hill, 2010. .

Turabian Style

Enger, Eldon D., Smith, Bradley F.. Environmental Science : A Study of Interrelationships. Edisi ke- 12 New York: McGraw-Hill, 2010. .