Não informado. (2012). Publications from the University of Pittsburgh, School of Medicine. University of Pittsburgh.
Čikaški stil citiranja (17. izdanje)Não informado. Publications from the University of Pittsburgh, School of Medicine. Pittsburgh, Pa: University of Pittsburgh, 2012.
MLA način citiranja (8. izdanje)Não informado. Publications from the University of Pittsburgh, School of Medicine. University of Pittsburgh, 2012.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.