Dyfyniad APA

Petley, B. W. (1985). The fundamental physical constants and the frontier of measurement. Adam Hilger.

Dyfyniad Arddull Chicago

Petley, B. W. The Fundamental Physical Constants and the Frontier of Measurement. Bristol: Adam Hilger, 1985.

Dyfyniad MLA

Petley, B. W. The Fundamental Physical Constants and the Frontier of Measurement. Adam Hilger, 1985.

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