MLA

Yao, James C, Ana O Hoff, and Paulo M Hoff. Neuroendocrine Tumors. Humana Press, 2011.

APA

Yao, J. C, Hoff, A. O, & Hoff, P. M. (2011). Neuroendocrine Tumors. Humana Press.

Chicago

Yao, James C., Ana O Hoff, and Paulo M Hoff. Neuroendocrine Tumors. : Humana Press, 2011.