Jerrard, H. G. (1992). Dictionary of scientific units: Including dimensionless numbers and scales. London: Chapman and Hall.
Dyfyniad Arddull ChicagoJerrard, H. G. Dictionary of Scientific Units: Including Dimensionless Numbers and Scales. London: Chapman and Hall, 1992.
Dyfyniad MLAJerrard, H. G. Dictionary of Scientific Units: Including Dimensionless Numbers and Scales. London: Chapman and Hall, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.