000
00270 a2200121 4500
082
_a
607.2
_b
G335a
100
_a
_d
245
1
_a
ADDRESSES AND KEY PAPERS
260
_a
New Delhi
_b
Csir
_c
1966
650
_a
Research, Industrial
964
_g
CIRC
997
_a
A52872 s C
999
_c
469301
_d
469301