BETZ, F. (1987). Managing Technology Competing Trough New Ventures, Innovation And Corporate Research Frederick Betz. Prentice Hall.
Čikaški stil citiranja (17. izdanje)BETZ, Frederick. Managing Technology Competing Trough New Ventures, Innovation And Corporate Research Frederick Betz. Prentice Hall, 1987.
MLA način citiranja (8. izdanje)BETZ, Frederick. Managing Technology Competing Trough New Ventures, Innovation And Corporate Research Frederick Betz. Prentice Hall, 1987.
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