Cita APA (7a ed.)

Proctor, T. (1999). Creative problem solving for managers. Routledge.

Cita Chicago Style (17a ed.)

Proctor, Tony. Creative Problem Solving for Managers. London [etc.]: Routledge, 1999.

Cita MLA (9a ed.)

Proctor, Tony. Creative Problem Solving for Managers. Routledge, 1999.