/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: heldermiguel967 https://public.slidesharecdn.com/v2/images/profile-picture.png CHIAVENATO, Idalberto. Teoria geral de Administração. 6a Ed. Brasil, SP, 2004. GREGOR, Mc. Teoria motivacional. SP. 2001