Hart F. (1978). Multi-storey buildings in steel. Granada.
Dyfyniad Arddull ChicagoHart F. Multi-storey Buildings in Steel. London: Granada, 1978.
Dyfyniad MLAHart F. Multi-storey Buildings in Steel. Granada, 1978.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.