APA Style
Enger, Eldon D, Smith, Bradley F. (2004).
Environmental science: a study of interrelationships .
:
.
Chicago Style
Enger, Eldon D, Smith, Bradley F.
Environmental science: a study of interrelationships.
:
,
2004.
Text.
MLA Style
Enger, Eldon D, Smith, Bradley F.
Environmental science: a study of interrelationships.
:
,
2004.
Text.
Turabian Style
Enger, Eldon D, Smith, Bradley F.
Environmental science: a study of interrelationships.
:
,
2004.
Print.