APA Style
ALLEN, John. (2001).
Annuals Editions : Environment (19th ed).
Guilford:
McGraw-Hill.
Chicago Style
ALLEN, John.
Annuals Editions : Environment.
19th ed
Guilford:
McGraw-Hill,
2001.
Text.
MLA Style
ALLEN, John.
Annuals Editions : Environment.
19th ed
Guilford:
McGraw-Hill,
2001.
Text.
Turabian Style
ALLEN, John.
Annuals Editions : Environment.
19th ed
Guilford:
McGraw-Hill,
2001.
Print.