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HARVARD Citation
Unknown (2011) Programmable logic controllers. [Online]. Place of publication not identified : Newnes. Available from: http://access.bl.uk/ark:/81055/vdc_100026148675.0x000001
This is an interim version of our Electronic Legal Deposit Catalogue-eJournals and eBooks while we continue to recover from a cyber-attack.
Unknown (2011) Programmable logic controllers. [Online]. Place of publication not identified : Newnes. Available from: http://access.bl.uk/ark:/81055/vdc_100026148675.0x000001