International Biotechnology Conference New Zealand) (1990 & Yu, P. (1990). Fermentation technologies: Industrial applications. Elsevier Applied Science.
Čikaški stil citiranja (17. izdanje)International Biotechnology Conference New Zealand) (1990 i Pak-Lam Yu. Fermentation Technologies: Industrial Applications. London: Elsevier Applied Science, 1990.
MLA način citiranja (9. izdanje)International Biotechnology Conference New Zealand) (1990 i Pak-Lam Yu. Fermentation Technologies: Industrial Applications. Elsevier Applied Science, 1990.
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