00343nam a2200121Ia 4500003000400000008004100004020001500045040000800060100002400068245009000092260002400182300001500206LDD181029s9999    xx            000 0 und d  a019503483X  cLDD  aAlexander Charles N 0aHIGHER stages of human developmentbperspectives on adult growthcAlexander Charles N  aNew YorkbOUPc1990  aviii, 406p