The writer's workout book :
113 stretches toward better prose /
Art Peterson.

APA Citation

Peterson, A. (1996). The writer's workout book: 113 stretches toward better prose. Berkeley, Calif.: National Writing Project.

MLA Citation

Peterson, Art. The Writer's Workout Book: 113 Stretches Toward Better Prose. Berkeley, Calif.: National Writing Project, 1996.

Warning: These citations may not always be complete (especially for serials).