000
002950000a22001330004500
245
_a
Engineering productivity
100
_a
Walker, W.F.
260
_a
London
_b
Crosby Lockwood
300
_a
2 v.
500
_a
1963-66 (257 p.; 320 p.)
080
_a
62.002
_b
W3
041
_a
EN
942
_c
BK
999
_c
93820
_d
93820