Dyfyniad APA

J.J.Roberts. (1983). Concrete masonry Designer's handbook. View Point Pub.

Dyfyniad Arddull Chicago

J.J.Roberts. Concrete Masonry Designer's Handbook. Surrey: View Point Pub, 1983.

Dyfyniad MLA

J.J.Roberts. Concrete Masonry Designer's Handbook. View Point Pub, 1983.

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