Botrill, G., Cheyne, D., & Vijayaraghavan, G. (2005). Practical electrical equipment and installations in hazardous areas. Elsevier/Newnes.
Dyfyniad Arddull ChicagoBotrill, Geoffrey, Derek Cheyne, and G. Vijayaraghavan. Practical Electrical Equipment and Installations in Hazardous Areas. Amsterdam: Elsevier/Newnes, 2005.
Dyfyniad MLABotrill, Geoffrey, et al. Practical Electrical Equipment and Installations in Hazardous Areas. Elsevier/Newnes, 2005.
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