Harley, J. P. (2005). Laboratory exercises in microbiology (6th ed.). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Harley, John P. Laboratory Exercises in Microbiology. 6th ed. Boston: McGraw-Hill, 2005.
Lua MLA (8ú heag.)Harley, John P. Laboratory Exercises in Microbiology. 6th ed. McGraw-Hill, 2005.
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