000
00274nam a2200109Ia 4500
008
220204s9999 xx 000 0 und d
082
_a
608
_b
KIV
100
_a
Kivenson, Gilbert
245
0
_a
Art and science of inventing
260
_a
London
_b
Van Nostrand
_c
1977
942
_c
BK
999
_c
28087
_d
28087