Grenny, Joseph creator text xx USA Mc GRAW-HILL 2013 9999 2a monographic und eng 318 p. 15x22.5x2 cm 1.Ladership is influence, 2. The three keys to influence, 3. Find Vital behaviors, 4. Hep them Love what they hate, 5. Help them do what they can´t, 6. Provide encouragement, 7. Provide Assistance, 8. Change their economy, 9 Change their space, 10. Become an influencer. Psicología BF774 I54 9780071808866 190625 20190708095819.0