YOURDAN, E. (1996). Case Studies In Object Oriented Analysis Edward Yourdan. Yourdon.
Lua i Stíl Chicago (17ú heag.)YOURDAN, Edward. Case Studies In Object Oriented Analysis Edward Yourdan. Yourdon, 1996.
Lua MLA (8ú heag.)YOURDAN, Edward. Case Studies In Object Oriented Analysis Edward Yourdan. Yourdon, 1996.
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