000 00278nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _aORSON W. ISRACLSEN
245 0 _aIRRIGATION PRINCIPLES AND PRACTICES
260 _bNil
260 _c1932
365 _b0.00
942 _cBK
999 _c161990
_d161990