principles and methods Johnson, Richard. creator Bhattacharyya, Gouri. nju New York John Wiley c1986 1986 eng xv, 578 p. : col. ill. ; 24 cm. Richard Johnson and Gouri Bhattacharyya. Includes appendixes & index. Statistical methods Statistics QA276.12 .F74 1986 519.5 JOH 0471854964 (pbk.) 85009254 850408 20240911061739.0 1441944