Παραπομπή APA

(1979). Appropriate industrial technology for paper products and small pulp mills. New York: United Nations.

Παραπομπή Chicago Style

Appropriate Industrial Technology for Paper Products and Small Pulp Mills. New York: United Nations, 1979.

Παραπομπή MLA

Appropriate Industrial Technology for Paper Products and Small Pulp Mills. New York: United Nations, 1979.

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