000 00287nam a2200121Ia 4500
008 220201s1963 xx 000 0 eng d
082 _a526.9
_bNAN
100 _aNangru, MC
245 0 _aElementary surveying
260 _bDelhi: New Asia Publisher
_c1963
300 _a192
942 _2ddc
999 _c72021
_d72021