(1953). Difco manual of dehydrated culture media and reagents for microbiological and clinical laboratory procedures (9th ed.). Difco Laboratories.
Lua i Stíl Chicago (17ú heag.)Difco Manual of Dehydrated Culture Media and Reagents for Microbiological and Clinical Laboratory Procedures. 9th ed. Detroit, MI: Difco Laboratories, 1953.
Lua MLA (9ú heag.)Difco Manual of Dehydrated Culture Media and Reagents for Microbiological and Clinical Laboratory Procedures. 9th ed. Difco Laboratories, 1953.
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