APA引文

Santos, V. A. An appraisal of usury laws. s.n.

芝加哥风格引文

Santos, Vicente Abad. An Appraisal of Usury Laws. Manila: s.n.

MLA引文

Santos, Vicente Abad. An Appraisal of Usury Laws. s.n.

警告：这些引文格式不一定是100％准确.