Cita APA

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

Chicago Style Citation

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

Cita MLA

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

Atenció: Aquestes cites poden no estar 100% correctes.