APA Style
Sheffield, Charles. (1981).
EARTH WATCH .
New York:
Macmillan publications.
Chicago Style
Sheffield, Charles.
EARTH WATCH.
New York:
Macmillan publications,
1981.
Text.
MLA Style
Sheffield, Charles.
EARTH WATCH.
New York:
Macmillan publications,
1981.
Text.
Turabian Style
Sheffield, Charles.
EARTH WATCH.
New York:
Macmillan publications,
1981.
Print.