Gaya APA
Population, Environtmet and Development the Concise Report. (2001).
New York:
UN.
Gaya Chicago
Population, Environtmet and Development the Concise Report.
.
New York:
UN,
2001.
.
Gaya MLA
Population, Environtmet and Development the Concise Report.
.
New York:
UN,
2001.
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Gaya Turabian
Population, Environtmet and Development the Concise Report.
New York:
UN,
2001.
.