APA引文

(1971). The problems of persistent chemicals. Paris: Organisation for Economic Co-operation and Development.

Trích dẫn kiểu Chicago

The Problems of Persistent Chemicals. Paris: Organisation for Economic Co-operation and Development, 1971.

MLA引文

The Problems of Persistent Chemicals. Paris: Organisation for Economic Co-operation and Development, 1971.

警告：這些引文格式不一定是100％准確.