Parker, H. (1979). Simplified design of structural wood (3rd Ed.). John Wiley.
Dyfyniad Arddull ChicagoParker, Harry. Simplified Design of Structural Wood. 3rd Ed. New York: John Wiley, 1979.
Dyfyniad MLAParker, Harry. Simplified Design of Structural Wood. 3rd Ed. John Wiley, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.