Hart, F. e. a. (1982). Multi Storey Buildings In Steel F. Hart, W Henn And H. Sontag. Collins.
Dyfyniad Arddull ChicagoHart, F... et.. al. Multi Storey Buildings In Steel F. Hart, W Henn And H. Sontag. Collins, 1982.
Dyfyniad MLAHart, F... et.. al. Multi Storey Buildings In Steel F. Hart, W Henn And H. Sontag. Collins, 1982.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.