Mead, D. W. Hydraulic machinery.
Dyfyniad Arddull ChicagoMead, Daniel W. Hydraulic Machinery.
Dyfyniad MLAMead, Daniel W. Hydraulic Machinery.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.
Mead, D. W. Hydraulic machinery.
Dyfyniad Arddull ChicagoMead, Daniel W. Hydraulic Machinery.
Dyfyniad MLAMead, Daniel W. Hydraulic Machinery.