Lieberman, N. P. (2009). Troubleshooting Process Operations (Fourth Edition.). PennWell Corporation.
Tohutoru Kātū Chicago (17th ed.)Lieberman, Norman P. Troubleshooting Process Operations. Fourth Edition. Tulsa, Oklahoma, USA: PennWell Corporation, 2009.
Tohutoro MLA (9th ed.)Lieberman, Norman P. Troubleshooting Process Operations. Fourth Edition. PennWell Corporation, 2009.
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