000
00302nam a2200121Ia 4500
008
250213s9999 xx 000 0 und d
020
_a
9781447157748
100
_a
Blessing, T.M.
245
0
_a
DRM, a Design Research Methodology
260
_a
New York
_b
Springer
_c
2009
300
_a
397p.
942
_c
BK
999
_c
30518
_d
30518