00484cam a2200181 i 45000010006000000050017000060080041000230410008000640500022000720820010000942450045001042600035001493000011001844400039001956500028002346500025002627000015002874139520230410133034.0070831b1965    ag a          000 0 spa  0 aspa14aBF 611bM918 196500a152.503aLa motivación /cL. Ancona... [et al.]  aBuenos Aires :bProteo ,c1965  a210 p. 0aBiblioteca persona y sociedad ;v1 0aMotivation (Psychology) 0aControl (Psychology)1 aAncona, L.