British Standards Institution. (1976). BS1000[621.9]: [1976] Working machining with chip formation. BSI.
Dyfyniad Arddull ChicagoBritish Standards Institution. BS1000[621.9]: [1976] Working Machining with Chip Formation. London: BSI, 1976.
Dyfyniad MLABritish Standards Institution. BS1000[621.9]: [1976] Working Machining with Chip Formation. BSI, 1976.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.