(1982). White paper on construction 1982. Japan: Reasearch Institute of Construction and Economy.
Dyfyniad Arddull ChicagoWhite Paper On Construction 1982. Japan: Reasearch Institute of Construction and Economy, 1982.
Dyfyniad MLAWhite Paper On Construction 1982. Japan: Reasearch Institute of Construction and Economy, 1982.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.