SpringerLink (Online service) & Proper, E. (2012). Practice-driven research on enterprise transformation: 4th Working conference, PRET 2012, Gdańsk, Poland, June 27, 2012. Proceedings. Springer Berlin Heidelberg.
Čikaški stil citiranja (17. izdanje)SpringerLink (Online service) i Erik Proper. Practice-driven Research on Enterprise Transformation: 4th Working Conference, PRET 2012, Gdańsk, Poland, June 27, 2012. Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg, 2012.
MLA način citiranja (8. izdanje)SpringerLink (Online service) i Erik Proper. Practice-driven Research on Enterprise Transformation: 4th Working Conference, PRET 2012, Gdańsk, Poland, June 27, 2012. Proceedings. Springer Berlin Heidelberg, 2012.
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