Kreausukon, K. Usage of Antimicrobials on 60 Dairy Farms in Northern Germany and Characterization of Methicillin-Resistant Staphylococcus aureus (MRSA) and Extended Spectrum Beta-Lactamases Producing Escherichia coli (ESBLs-producing E. coli) Isolated from Bulk Tan. Berlin: Mensch & Buch Verlag, 2011 VIII, 160 p. с.: tab., ill., col. ill. 978-3-86387-024-9 : 74.10 лв.