000
00239nam a2200109 4500
020
_a
9788131729656
100
_a
BEVAN THOMAS
245
_a
THEORY OF MECHINES
250
_a
2 ND
260
_a
NEW DELHI
_b
PEARSON
_c
VIII, 621P
942
_c
BK
999
_c
7744
_d
7744