000
00320nam a2200133Ia 4500
008
230118s9999||||xx |||||||||||||| ||und||
082
_a
621.385
082
_b
DAS/A
100
_a
p.n
_b
das
245
3
_a
an introduction to manual telephony
260
_a
calcutta
260
_b
modern book agency pvt ltd
260
_c
1967
999
_c
11625
_d
11625