Cita APA

Zang, X., Loke, P., Kim, J., Murphy, K., Waitz, R., & Allison, J. P. (2003). B7x: A widely expressed B7 family member that inhibits T cell activation. National Academy of Sciences.

Citación estilo Chicago

Zang, Xingxing, P'ng Loke, Jayon Kim, Kenneth Murphy, Rebecca Waitz, y James P. Allison. B7x: A Widely Expressed B7 Family Member That Inhibits T Cell Activation. National Academy of Sciences, 2003.

Cita MLA

Zang, Xingxing, et al. B7x: A Widely Expressed B7 Family Member That Inhibits T Cell Activation. National Academy of Sciences, 2003.