Dyfyniad APA

Joel, R. (1971). Basic engineering thermodynamics.(in SI units). Longman.

Dyfyniad Arddull Chicago

Joel, Rayner. Basic Engineering Thermodynamics.(in SI Units). London: Longman, 1971.

Dyfyniad MLA

Joel, Rayner. Basic Engineering Thermodynamics.(in SI Units). Longman, 1971.

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