000
003180000a22001450004500
245
_a
Chemical bonding
100
_a
Agrawal, O.P.
250
_a
2nd ed.
260
_a
Delhi
_b
Dhanpat Rai & Sons
_c
1973
300
_a
176p.
440
_a
ix, 176p. : ill.
080
_a
541.57
_b
A4
041
_a
EN
942
_c
BK
999
_c
101775
_d
101775