Cita APA (7a ed.)

Robson, M. (1994). Problem solving in groups. Gower.

Cita Chicago Style (17a ed.)

Robson, Mike. Problem Solving in Groups. Aldershot [etc.]: Gower, 1994.

Cita MLA (9a ed.)

Robson, Mike. Problem Solving in Groups. Gower, 1994.