000
00381nam a2200181Ia 4500
008
240530s9999 xx 000 0 und d
082
_a
660.2
082
_b
LES
100
_a
LESSLEY M R
245
0
_a
FRESHMAN CHEMICAL ENGINEERING
250
_n
0
250
_n
1979
260
_b
GULF PUB
365
_b
1056
650
_a
CHEMICAL
942
_c
REF
950
_C
CHEMICAL
999
_c
192267
_d
192267