APA引文

Karlan, D. S., & Morduch, J. Economics (Second Edition.).

芝加哥风格引文

Karlan, Dean S., 与 Jonathan Morduch. Economics. Second Edition.

MLA引文

Karlan, Dean S., 与 Jonathan Morduch. Economics. Second Edition.

警告：这些引文格式不一定是100％准确.