Παραπομπή APA
Pratten, C., & European Commission : Directorate-General for Economic and Financial Affairs. (1988). A Survey of the Economies of Scale. Brussels ; Belgium: European Commission: Directorate-General for Economic and Financial Affairs.
Παραπομπή Chicago StylePratten, Cliff., and European Commission : Directorate-General for Economic and Financial Affairs. A Survey of the Economies of Scale. Brussels ; Belgium: European Commission: Directorate-General for Economic and Financial Affairs, 1988.
Παραπομπή MLAPratten, Cliff., and European Commission : Directorate-General for Economic and Financial Affairs. A Survey of the Economies of Scale. Brussels ; Belgium: European Commission: Directorate-General for Economic and Financial Affairs, 1988.
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