000
00269nam a22001217a 4500
008
181010b xxu||||| |||| 00| 0 eng d
041
_a
eng
080
_a
159.9
100
_a
48
101
_a
PSI
245
_a
Measuring ego development
_c
Loevinger,J
942
_2
udc
_c
BK
999
_c
49288
_d
49288