MLA

Unspecified, et al. Statistics Applied to Clinical Trials. Springer Netherlands, 2009.

APA

Unspecified, U., Cleophas, T. J. M, Cleophas, E. P, Cleophas, T. F, & Zwinderman, A. H. (2009). Statistics Applied to Clinical Trials. Springer Netherlands.

Chicago

Unspecified, Ton J. M Cleophas, Eugene P Cleophas, Toine F Cleophas, and A. H Zwinderman. Statistics Applied to Clinical Trials. : Springer Netherlands, 2009.