Hugo, W. B. (1972). An introduction to microbiology. William Heinemann medical books.
Chicago-čujuhus (17. p.)Hugo, W. B. An Introduction to Microbiology. London: William Heinemann medical books, 1972.
MLA-čujuhus (9. p.)Hugo, W. B. An Introduction to Microbiology. William Heinemann medical books, 1972.
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