LIEBERMAN, N. P., & LIEBERMAN, E. T. (2003). Working guide to process equipment.-- ed.2. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)LIEBERMAN, Norman P., agus Elizabeth T. LIEBERMAN. Working Guide to Process Equipment.-- Ed.2. New York: McGraw-Hill, 2003.
Lua MLA (9ú heag.)LIEBERMAN, Norman P., agus Elizabeth T. LIEBERMAN. Working Guide to Process Equipment.-- Ed.2. McGraw-Hill, 2003.
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