APA Style
COWAN,Henry. (1983).
Environmental System .
New York:
Van nostrand Reinhold.
Chicago Style
COWAN,Henry.
Environmental System.
New York:
Van nostrand Reinhold,
1983.
Text.
MLA Style
COWAN,Henry.
Environmental System.
New York:
Van nostrand Reinhold,
1983.
Text.
Turabian Style
COWAN,Henry.
Environmental System.
New York:
Van nostrand Reinhold,
1983.
Print.