Cita APA (7a ed.)

Bulpitt, C. J. (1983). Randomised controlled clinical trials. Martinus Nijhoff Publishers ; Distributors for the U.S. and Canada, Kluwer Boston.

Cita Chicago Style (17a ed.)

Bulpitt, Christopher J. Randomised Controlled Clinical Trials. The Hague : Hingham, MA, USA: Martinus Nijhoff Publishers ; Distributors for the U.S. and Canada, Kluwer Boston, 1983.

Cita MLA (8a ed.)

Bulpitt, Christopher J. Randomised Controlled Clinical Trials. Martinus Nijhoff Publishers ; Distributors for the U.S. and Canada, Kluwer Boston, 1983.