SpringeringerLink (Online service) & Abramowicz, W. (2011). Business Information Systems: 14th International Conference, BIS 2011, Poznan, Poland, June 15-17, 2011. Proceedings. Springer Berlin Heidelberg.
Chicago-viite (17. p.)SpringeringerLink (Online service) ja Witold Abramowicz. Business Information Systems: 14th International Conference, BIS 2011, Poznan, Poland, June 15-17, 2011. Proceedings. aBerlin, Heidelberg: Springer Berlin Heidelberg, 2011.
MLA-viite (9. p.)SpringeringerLink (Online service) ja Witold Abramowicz. Business Information Systems: 14th International Conference, BIS 2011, Poznan, Poland, June 15-17, 2011. Proceedings. Springer Berlin Heidelberg, 2011.
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