MLA

William Helm, C, et al. Intraperitoneal Cancer Therapy. Humana Press, 2007.

APA

William Helm, C., Edwards, R., Edwards, R. P, & Helm, C. William. (2007). Intraperitoneal Cancer Therapy. Humana Press.

Chicago

William Helm, C., Robert Edwards, Robert P Edwards, and C. William Helm. Intraperitoneal Cancer Therapy. : Humana Press, 2007.