Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.