SpringerLink (Online service), Hung, H., Aran, O., Gunes, H., & Salah, A. A. (2013). Human behavior understanding: 4th International Workshop, HBU 2013, Barcelona, Spain, October 22, 2013. Proceedings. Springer International Publishing.
Chicago-referens (17:e uppl.)SpringerLink (Online service), Hayley Hung, Oya Aran, Hatice Gunes, och Albert Ali Salah. Human Behavior Understanding: 4th International Workshop, HBU 2013, Barcelona, Spain, October 22, 2013. Proceedings. Cham: Springer International Publishing, 2013.
MLA-referens (8:e uppl.)SpringerLink (Online service), et al. Human Behavior Understanding: 4th International Workshop, HBU 2013, Barcelona, Spain, October 22, 2013. Proceedings. Springer International Publishing, 2013.
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