APA (7th ed.) Citation

Bradford, L. P. (1978). Group development (2d ed., rev. and enl.). University Associates.

Chicago Style (17th ed.) Citation

Bradford, Leland P. Group Development. 2d ed., rev. and enl. La Jolla, Calif: University Associates, 1978.

MLA (9th ed.) Citation

Bradford, Leland P. Group Development. 2d ed., rev. and enl. University Associates, 1978.