Dyfyniad APA

Andrews, G. H. W. (1973). Technical drawing in third and first angle projection. Edward Arnold.

Dyfyniad Arddull Chicago

Andrews, Graham Henry Wilson. Technical Drawing in Third and First Angle Projection. London: Edward Arnold, 1973.

Dyfyniad MLA

Andrews, Graham Henry Wilson. Technical Drawing in Third and First Angle Projection. Edward Arnold, 1973.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.