Dynamika systemu informacyjnego a racjonalność
author Unold, Jacek.

Publication year: 2003 Call number: [330.1] Available: (1); Checked out: (0); Not for loan: (0); Actions: Add to cart

Systemy informacyjne marketingu
author Unold, Jacek.

Publication year: 2001 Call number: [339.138] Available: (1); Checked out: (0); Not for loan: (1); Actions: Add to cart

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