Timber Research and Development Association. (2004). Span tables for solid timber members in floors, ceilings and roofs (excluding trussed rafter roofs) for dwellings. TRADA Technology.
Chicago Style (17th ed.) CitationTimber Research and Development Association. Span Tables for Solid Timber Members in Floors, Ceilings and Roofs (excluding Trussed Rafter Roofs) for Dwellings. High Wycombe: TRADA Technology, 2004.
MLA (8th ed.) CitationTimber Research and Development Association. Span Tables for Solid Timber Members in Floors, Ceilings and Roofs (excluding Trussed Rafter Roofs) for Dwellings. TRADA Technology, 2004.
Warning: These citations may not always be 100% accurate.