000
00274nam a2200109Ia 4500
008
220201s1961 xx 000 0 eng d
100
_a
LAWDEN D F
245
0
_a
MATHEMATICS OF ENGINEERING SYSTEMS
260
_a
ENGLAND
_b
UNIVERSITY PRESS
_c
1961
300
_a
404
942
_2
ddc
999
_c
89539
_d
89539