000
00434nam a2200121Ia 45e0
008
181001s1986 xx 000 0 und d
100
_a
Ryder G.H.
245
0
_a
Theory of machines through work exam.
260
_a
Delhi
_c
1986
300
_a
280
942
_2
ddc
_c
BK
999
_c
550
_d
550