APA-referens (7:e uppl.)
Hansen, J., Barner, K., & Clevenger, D. (2016). Procurement at a crossroads: Career-impacting insights into a rapidly changing industry. J. Ross Publishing.
Chicago-referens (17:e uppl.)
Hansen, Jon, Kelly Barner, och David Clevenger. Procurement at a Crossroads: Career-impacting Insights into a Rapidly Changing Industry. Plantation, Florida: J. Ross Publishing, 2016.
MLA-referens (9:e uppl.)
Hansen, Jon, et al. Procurement at a Crossroads: Career-impacting Insights into a Rapidly Changing Industry. J. Ross Publishing, 2016.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.