Copper Development Association. (1985). Copper in roofing: Design and installation. Copper Development Association.
Citace podle Chicago (17th ed.)Copper Development Association. Copper in Roofing: Design and Installation. Oxford: Copper Development Association, 1985.
Citace podle MLA (9th ed.)Copper Development Association. Copper in Roofing: Design and Installation. Copper Development Association, 1985.
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