00316 a2200121 4500 9788174092359 526.9 AGO Agor,R Text book of Surveing and Levelling R. Agor 10th. ed. ` New Delhi Khanna Publishers 2008 xxii, 1060p. : ill. ; 20 cm. Survey 188 188 0 0 0 0 NIT NIT CE 0000-00-00 1 526.9 AGO NIT-6469 2020-02-28 2020-01-17 2020-01-17 2017-01-05 BK 0 0 0 0 NIT NIT CE 0000-00-00 0 NIT-6610 2017-01-05 2017-01-05 BK