000 00318nam a22001457a 4500
003 OSt
020 _a9788174092359
082 _a526.9
_bAGO
100 _aAGOR, R.
245 _aTEXTBOOK OF SURVEYING AND LEVELLING
260 _aDELHI
_bKHANNA PUBLISHERS
_c2019
300 _a1234
650 _aCIVIL
942 _2ddc
_cB
999 _c87700
_d87700