APA stil citiranja
Balena, F. (1999). Programming Microsoft Visual Basic 6.0: Programming Microsoft Visual Basic 6.0 (1. izd.). Redmond: Microsoft Press.
Chicago stil citiranjaBalena, Francesco. Programming Microsoft Visual Basic 6.0: Programming Microsoft Visual Basic 6.0. 1. izd. Redmond: Microsoft Press, 1999.
MLA stil citiranjaBalena, Francesco. Programming Microsoft Visual Basic 6.0: Programming Microsoft Visual Basic 6.0. 1. izd. Redmond: Microsoft Press, 1999.
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