APA Style
Cunningham, William P.. (1990).
Environmental science a global concern .
Dubuque:
Wm.C.Brown Publishers.
Chicago Style
Cunningham, William P..
Environmental science a global concern.
Dubuque:
Wm.C.Brown Publishers,
1990.
Text.
MLA Style
Cunningham, William P..
Environmental science a global concern.
Dubuque:
Wm.C.Brown Publishers,
1990.
Text.
Turabian Style
Cunningham, William P..
Environmental science a global concern.
Dubuque:
Wm.C.Brown Publishers,
1990.
Print.