Ketchum, P. A. (1988). Mikrobiology Concepts And Applications Student Study Guide Paul A. Ketchum. John Wiley and Sons.
Chicago Style (17th ed.) CitationKetchum, Paul A. Mikrobiology Concepts And Applications Student Study Guide Paul A. Ketchum. John Wiley and Sons, 1988.
MLA (8th ed.) CitationKetchum, Paul A. Mikrobiology Concepts And Applications Student Study Guide Paul A. Ketchum. John Wiley and Sons, 1988.
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