000 00309nam a2200121Ia 4500
008 250430s9999||||xx |||||||||||||| ||und||
082 _aKHU
_b621.38
100 _aAGOR R
_958169
245 2 _aA TEXT BOOK OF SURVEYING & LEVELLING
260 _bS. CHAND & COMPANY LTD.
_aNEW DELHI
300 _a991
942 _cBK
999 _c68659
_d68659