Dyfyniad APA

Hepple, P. (1972). Proceedings: Molecular spectroscopy. Institute of petroleum.

Dyfyniad Arddull Chicago

Hepple, Peter. Proceedings: Molecular Spectroscopy. London: Institute of petroleum, 1972.

Dyfyniad MLA

Hepple, Peter. Proceedings: Molecular Spectroscopy. Institute of petroleum, 1972.

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