000 | 00324nam a2200121Ia 4500 | ||
---|---|---|---|
008 | 220201s1977 xx 000 0 eng d | ||
082 | _a625.1 | ||
100 | _aSharma,OP & Gupta,DL etc. | ||
245 | 0 | _aText book of railways ,Bridges & Tunnels | |
250 | _a4th | ||
260 |
_bLudhiana:katson publishing house _c1977 |
||
942 | _2ddc | ||
999 |
_c80254 _d80254 |