000
00273nam a2200109Ia 4500
008
190516s9999 xx 000 0 und d
100
_a
TEWARI I P
245
0
_a
COMMUNICATION TECHNOLOGY AND DEVELOPMENT
260
_c
1987
_b
PUBLICATION DIVISION
300
_a
99
942
_c
BK
999
_c
20361
_d
20361