na INLIS000000000006886 Ind 0010-1118006886 Statistics methods and analyses CHAO, Lincoin L. Linchoin T. Chao 2nd ed. New York McGraw-Hill 1969 556 p.: ill.; 25 cm 556 p.: ill.; 25 cm 519CHAs 519 STATISTICAL METHODS 2nd ed. 596/78-mfn8664