APA Style
Smith, Robert Leo,. (1972).
The ecology of Man : ab ecosystem approach (2n ed.).
New York:
Harper & Row.
Chicago Style
Smith, Robert Leo,.
The ecology of Man : ab ecosystem approach.
2n ed.
New York:
Harper & Row,
1972.
Text.
MLA Style
Smith, Robert Leo,.
The ecology of Man : ab ecosystem approach.
2n ed.
New York:
Harper & Row,
1972.
Text.
Turabian Style
Smith, Robert Leo,.
The ecology of Man : ab ecosystem approach.
2n ed.
New York:
Harper & Row,
1972.
Print.