Dyfyniad APA
Building mechanical systems / Andrews, F. T: McGraw Hill 696.02472 An565.
Dyfyniad Arddull Chicago
Building Mechanical Systems / Andrews, F. T: McGraw Hill 696.02472 An565.
Dyfyniad MLA
Building Mechanical Systems / Andrews, F. T: McGraw Hill 696.02472 An565.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.