SpringerLink (Online service), Persson, A., & Stirna, J. (2009). The Practice of Enterprise Modeling: Second IFIP WG 8.1 Working Conference, PoEM 2009, Stockholm, Sweden, November 18-19, 2009. Proceedings. Springer Berlin Heidelberg : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Anne Persson, και Janis Stirna. The Practice of Enterprise Modeling: Second IFIP WG 8.1 Working Conference, PoEM 2009, Stockholm, Sweden, November 18-19, 2009. Proceedings. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2009.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. The Practice of Enterprise Modeling: Second IFIP WG 8.1 Working Conference, PoEM 2009, Stockholm, Sweden, November 18-19, 2009. Proceedings. Springer Berlin Heidelberg : Imprint: Springer, 2009.
