Dyfyniad APA

Osry M. A. & DPI Plastics. PVC pipes for life - modern developments and design criteria , PVC-U, PVC-M and PVC-O.

Dyfyniad Arddull Chicago

Osry M. A. and DPI Plastics. PVC Pipes for Life - Modern Developments and Design Criteria , PVC-U, PVC-M and PVC-O.

Dyfyniad MLA

Osry M. A. and DPI Plastics. PVC Pipes for Life - Modern Developments and Design Criteria , PVC-U, PVC-M and PVC-O.

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