Cita APA (7a ed.)

Whitehead, J. (1992). The design and analysis of sequential clinical trials (2nd. ed.). Ellis Horwood.

Cita Chicago Style (17a ed.)

Whitehead, John. The Design and Analysis of Sequential Clinical Trials. 2nd. ed. New York: Ellis Horwood, 1992.

Cita MLA (8a ed.)

Whitehead, John. The Design and Analysis of Sequential Clinical Trials. 2nd. ed. Ellis Horwood, 1992.