WELSH, J. (1987). Structured System Programming Jim Welsh And Michael Mckeag. Prentice-Hall.
Čikaški stil citiranja (17. izdanje)WELSH, Jim. Structured System Programming Jim Welsh And Michael Mckeag. Prentice-Hall, 1987.
MLA način citiranja (8. izdanje)WELSH, Jim. Structured System Programming Jim Welsh And Michael Mckeag. Prentice-Hall, 1987.
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