000
00271nam a2200121Ia 4500
008
170912s9999 xx 000 0 und d
082
_a
UBE/E
100
_a
UBEROI N K
245
0
_a
ENVIRONMENTAL MANAGEMENT
260
_b
EXCEL BOOKS
_c
1999
300
_a
414
942
_c
TB
999
_c
52430
_d
52430