000
00284nam a2200109Ia 4500
008
220204s9999 xx 000 0 und d
082
_a
665.6
_b
BRO
100
_a
Brownstein, Arthur M
245
0
_a
Trends in petrochemical technology
260
_a
Oklahoma
_b
Petroleum
_c
1976
942
_c
BK
999
_c
30872
_d
30872