States), N. C. M. A. (. (1993). Fire resistance rating of concrete masonry assemblies. Herndon, Vir., : National Concrete Mansonry Association.
Chicago Style (17th ed.) CitationStates), National Concrete Masonry Association (United. Fire Resistance Rating of Concrete Masonry Assemblies. Herndon, Vir., : National Concrete Mansonry Association, 1993.
MLA (9th ed.) CitationStates), National Concrete Masonry Association (United. Fire Resistance Rating of Concrete Masonry Assemblies. Herndon, Vir., : National Concrete Mansonry Association, 1993.
Warning: These citations may not always be 100% accurate.