Παραπομπή APA

(1986). Information and natural resources: General distribution. Paris: Organization for economic co-operation and development.

Παραπομπή Chicago Style

Information and Natural Resources: General Distribution. Paris: Organization for economic co-operation and development, 1986.

Παραπομπή MLA

Information and Natural Resources: General Distribution. Paris: Organization for economic co-operation and development, 1986.

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