CAPELLE, W. F. (1969). Professional Perspective Drawing For Architects And Engineers. McGraw-Hill.
Dyfyniad Arddull ChicagoCAPELLE, W. Friedrich. Professional Perspective Drawing For Architects And Engineers. McGraw-Hill, 1969.
Dyfyniad MLACAPELLE, W. Friedrich. Professional Perspective Drawing For Architects And Engineers. McGraw-Hill, 1969.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.