=LDR 22 4500 =001 5255 =082 04$a627 SHA =100 1\$aShahin, Mamdouh =245 10$aStatistical Analysis in Water Resources Engineering =260 \\$bA.A.Balkema,$c1993 =650 \0$aReserve =700 1\$aDe Lange, S. J. =700 1\$aVan Oorschot, H. J. L. =852 \\$bFreeman Library$h627 SHA$zNot located