O'Higgins, P. J. (1966). Basic instrumentation: :industrial measurement. Mc Graw - Hill.
Dyfyniad Arddull ChicagoO'Higgins, Patrick J. Basic Instrumentation: :industrial Measurement. New York: Mc Graw - Hill, 1966.
Dyfyniad MLAO'Higgins, Patrick J. Basic Instrumentation: :industrial Measurement. Mc Graw - Hill, 1966.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.