000
00253nam a2200121 a 4500
003
EIA
001
4085
942
_0
2
_2
ddc
_c
BK
245
_a
Engineering economy
260
_c
1969
008
141112s1969 ck r 000 u spa d
082
_a
338.47
_b
D317e
999
_c
4963
_d
4963