APA引文

Berelson, B. (1969). Population: Challenging World Crisis. Voice of America.

Chicago Edition Citation

Berelson, Bernard. Population: Challenging World Crisis. Washington: Voice of America, 1969.

MLA引文

Berelson, Bernard. Population: Challenging World Crisis. Voice of America, 1969.

警告：这些引文格式不一定是100％准确.