000 00304nam a2200121Ia 4500
008 211209s9999 xx 000 0 und d
041 _aeng
082 _a621.7 N65 SAL
100 _aSALLY H L
245 _aLINING OF EARTHERN IRRIGATION CHANNELS
260 _aBOMBAY
_bASIA PUBLISHING HOUSE
300 _a125
999 _c6596
_d6596