00742nam a2200145Ia 4500008004100000010001300041020001800054040001700072082002600089100002900115245025800144260005600402300001200458650012600470190328s9999||||xx |||||||||||||| ||und||  a84-71969  a0-87262-424-2  aNITILcNITIL  221sta333.9104bF512E  aFinalayson, Donald (Ed.) 0aEconomics and groundwaterbproceedings of a session sponsored by the irrigation and drainage division of the American Society of Civil Engineers in Conjuction with the ASCE National Convention San Francisco, California, October 4,1984cDonald Finalayson  aNew YorkbAmerican Society of Civil Engineersc1984  av, 69p.  aGround water-America-History-1984; Water conservation-America-History-1984; Water quality management-America-History-1984