APA način citiranja (7. izdanje)
Chen, M. (2004). Grey systems: Theory and applications. Emerald Group Publishing.
Čikaški stil citiranja (17. izdanje)
Chen, Mian-Yun. Grey Systems: Theory and Applications. Bradford, West Yorkshire, England: Emerald Group Publishing, 2004.
MLA način citiranja (9. izdanje)
Chen, Mian-Yun. Grey Systems: Theory and Applications. Emerald Group Publishing, 2004.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.