000
00310nam a2200121Ia 4500
008
190711s9999 xx 000 0 und d
082
_a
621.016 D791
100
_a
DRYDEN,I.G.C
245
0
_a
EFFICIENT USE OF ENERGY
260
_a
UK
_b
I.P.C SCI.TECH.PRESS &INST.FUEL
_c
1975
300
_a
24X18
942
_c
BK
_2
DDC
999
_c
17958
_d
17958