Παραπομπή σε μορφή APA (7η εκδ.)

Environmental Research Projects in the European Communities & Commission of the European Communities. (1980). Directory of solid waste and chemical waste. Peregrinus for the Commission of the European Communities.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Environmental Research Projects in the European Communities και Commission of the European Communities. Directory of Solid Waste and Chemical Waste. Hitchin: Peregrinus for the Commission of the European Communities, 1980.

Παραπομπή σε μορφή MLA (8th εκδ.)

Environmental Research Projects in the European Communities και Commission of the European Communities. Directory of Solid Waste and Chemical Waste. Peregrinus for the Commission of the European Communities, 1980.