APA引文

World Health Organization. (1991). Research abstracts: South-East Asia region. WHO.

Chicago Style (17th ed.) Citation

World Health Organization. Research Abstracts: South-East Asia Region. New Delhi: WHO, 1991.

MLA引文

World Health Organization. Research Abstracts: South-East Asia Region. WHO, 1991.

警告：這些引文格式不一定是100％准確.