Dyfyniad APA

Beadle, J. D. (1972). Glossary of contemporary engineering. Macmillan.

Dyfyniad Arddull Chicago

Beadle, John David. Glossary of Contemporary Engineering. London: Macmillan, 1972.

Dyfyniad MLA

Beadle, John David. Glossary of Contemporary Engineering. Macmillan, 1972.

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