Das, N.G. Statistical methods : combined edition (volumes I & II) / N.G. Das. - New Delhi : Tata McGraw Hill, 2010 - xiv, 907 p. : ill. ; 24 cm. Includes appendixes & index. ISBN: 9780070083271 (pbk.) Subjects--Topical Terms: Statistics. LC Class. No.: HA29 / .A7 1970 Dewey Class. No.: 519.5 / DAS