APA Style

Wellins, R, S. et al (1991). Empowered teams : creating self-directed work groups that improve quality, productivity, and participation . San Francisco: Jossey-Bass Publisher.

MLA Style

Wellins, Richard, S.. et al. "Empowered teams : creating self-directed work groups that improve quality, productivity, and participation". San Francisco: Jossey-Bass Publisher, 1991. Text.