LEI, Z. (2005). SPECIAL DISTILLATION PROCESSES. ELSEVIER.
Lua i Stíl Chicago (17ú heag.)LEI, ZHIGANG. SPECIAL DISTILLATION PROCESSES. AMSTERDAM: ELSEVIER, 2005.
Lua MLA (9ú heag.)LEI, ZHIGANG. SPECIAL DISTILLATION PROCESSES. ELSEVIER, 2005.
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