Swindells, B., & Evans, J. (1960). Measurement of load by elastic devices. Her Majesty's Stationery Office.
Dyfyniad Arddull ChicagoSwindells, B., and J.C Evans. Measurement of Load by Elastic Devices. London: Her Majesty's Stationery Office, 1960.
Dyfyniad MLASwindells, B., and J.C Evans. Measurement of Load by Elastic Devices. Her Majesty's Stationery Office, 1960.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.