APA način citiranja

Rudd, C. E., Taylor, A., & Schneider, H. (2009). CD28 and CTLA-4 coreceptor expression and signal transduction.

Čikaški stil citiranja

Rudd, Christopher E., Alison Taylor, i Helga Schneider. CD28 and CTLA-4 Coreceptor Expression and Signal Transduction. 2009.

MLA način citiranja

Rudd, Christopher E., Alison Taylor, i Helga Schneider. CD28 and CTLA-4 Coreceptor Expression and Signal Transduction. 2009.