Παραπομπή APA

Organisation for Economic Co-operation and Development. (1980). Pollution charges in practice. Paris: Organisation for Economic Co-operation and Development.

Παραπομπή Chicago Style

Organisation for Economic Co-operation and Development. Pollution Charges in Practice. Paris: Organisation for Economic Co-operation and Development, 1980.

Παραπομπή MLA

Organisation for Economic Co-operation and Development. Pollution Charges in Practice. Paris: Organisation for Economic Co-operation and Development, 1980.

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