00292nam a22001217a 4500 158.4 Covey, Stephen R. Principle-centered leadership Rawalpindi : Services Book Club, 2004. 332 . ; 23 cm. Hardcover. BK 34130 34130 0 0 ddc 0 0 SMME SMME BKB 2016-07-22 158.4 SMME-BB22 2018-04-02 2016-07-22 BK