J.J.Roberts. (1983). Concrete masonry Designer's handbook. View Point Pub.
Chicago-stil citatJ.J.Roberts. Concrete Masonry Designer's Handbook. Surrey: View Point Pub, 1983.
MLA-referensJ.J.Roberts. Concrete Masonry Designer's Handbook. View Point Pub, 1983.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.