Παραπομπή APA

(1974). Problems in transfrontier pollution. Paris: Oranization for Economic Co-operation and Development.

Παραπομπή Chicago Style

Problems in Transfrontier Pollution. Paris: Oranization for Economic Co-operation and Development, 1974.

Παραπομπή MLA

Problems in Transfrontier Pollution. Paris: Oranization for Economic Co-operation and Development, 1974.

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