Klatt, Bruce.

The encyclopedia of leadership :a practical guide to popular leadership theories and techniques / …で: Hiebert, Murray,1943-; Klatt, Bruce. (言語・文字資料 (印刷物))

The ultimate training workshop handbook :a comprehensive guide to leading successful workshops & training programs / …で: Klatt, Bruce. (言語・文字資料 (印刷物))