World Health Organization. (1997). Health imperatives for South - East Asia. World Health organization.
芝加哥风格引文World Health Organization. Health Imperatives for South - East Asia. New Delhi: World Health organization, 1997.
MLA引文World Health Organization. Health Imperatives for South - East Asia. World Health organization, 1997.
警告：这些引文格式不一定是100％准确.