Tohutoro APA (7th ed.)

Phillips, G. M., Pedersen, D. J., & Wood, J. T. (1979). Group discussion, a practical guide to participation and leadership. Houghton Mifflin.

Tohutoru Kātū Chicago (17th ed.)

Phillips, Gerald M., Douglas J. Pedersen, me Julia T. Wood. Group Discussion, a Practical Guide to Participation and Leadership. Boston: Houghton Mifflin, 1979.

Tohutoro MLA (9th ed.)

Phillips, Gerald M., et al. Group Discussion, a Practical Guide to Participation and Leadership. Houghton Mifflin, 1979.