00283nam a2200121Ia 4500003000400000020001500004040000800019082001500027100001900042245004500061260004200106300001300148LDD  a0297820052  cLDD  a155.4 St94  aHardy, Malcolm 0aStudying child psychologycMalcolm Hardy  aLondonbWeidenfeld and Nicolsonc1990  aXII, 241