Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Hirschheim, R., Heinzl, A., & Dibbern, J. (2009). Information Systems Outsourcing: Enduring Themes, Global Challenges, and Process Opportunities. Springer Berlin Heidelberg.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Rudy Hirschheim, Armin Heinzl, και Jens Dibbern. Information Systems Outsourcing: Enduring Themes, Global Challenges, and Process Opportunities. Berlin, Heidelberg: Springer Berlin Heidelberg, 2009.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Information Systems Outsourcing: Enduring Themes, Global Challenges, and Process Opportunities. Springer Berlin Heidelberg, 2009.