APA-čujuhus (7. p.)

Menges G & International Union of Pure and Applied Chemistry. PVC recycling management.

Chicago-čujuhus (17. p.)

Menges G juo International Union of Pure and Applied Chemistry. PVC Recycling Management.

MLA-čujuhus (9. p.)

Menges G juo International Union of Pure and Applied Chemistry. PVC Recycling Management.

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