000
00279nam a2200109Ia 4500
008
240421s9999 xx 000 0 und d
100
_a
Krishnamurthy, R.C.
245
0
_a
Network Based Teaching and Learning
260
_a
Delhi
_b
Authorspress
_c
2004
300
_a
253p.
942
_c
BK
999
_c
15120
_d
15120