(2004). World population policies 2003. economic & social affairs.
Chicagoスタイル(17版)引用形式World Population Policies 2003. new york: economic & social affairs, 2004.
MLA(9版)引用形式World Population Policies 2003. economic & social affairs, 2004.
警告: この引用は必ずしも正確ではありません.