Cita APA (7th ed.)

(1979). Group discussion, a practical guide to participation and leadership / Gerald M. Phillips, Douglas J. Pedersen, Julia T. Wood.

Cita Chicago (17th ed.)

Group Discussion, a Practical Guide to Participation and Leadership / Gerald M. Phillips, Douglas J. Pedersen, Julia T. Wood. 1979.

Cita MLA (9th ed.)

Group Discussion, a Practical Guide to Participation and Leadership / Gerald M. Phillips, Douglas J. Pedersen, Julia T. Wood. 1979.