APA Style
Perkins, Henry C.. (1974).
Air pollution .
New York:
McGraw-Hill.
Chicago Style
Perkins, Henry C..
Air pollution.
New York:
McGraw-Hill,
1974.
Text.
MLA Style
Perkins, Henry C..
Air pollution.
New York:
McGraw-Hill,
1974.
Text.
Turabian Style
Perkins, Henry C..
Air pollution.
New York:
McGraw-Hill,
1974.
Print.