000
00299nam a2200133Ia 4500
008
200518s9999 xx 000 0 und d
082
_a
155.6 JOH-E4
100
_a
John
245
_a
educational research
250
_a
4
260
_b
pearson
650
_a
Psychology of Adults
942
_c
BK
999
_c
53311
_d
53311