00689nam a2200217Ia 4500 293831 20230731112707.0 091201s2008 mx 1 0 spa 9701066995 9789701066997 Arecibo Biblioteca 38.00 519.5 R598s2 E Ritchey, Ferris J. 269689 Local Estadística para las ciencias sociales Ferris J. Ritchey. 2a ed. México McGraw Hill 2008. 65 p.; 23 cm. Includes bibliographical references + CD-ROM and index. Social sciences -- Statistical methods 171860 Statistics 173989 Local 213399 213399 0 0 ddc 0 519_500000000000000_R598S2_E 0 abd 354834 1 1 17 2016-05-27 Univ. books 38.00 441696 0 519.5 R598s2 E 60000010093158 2016-05-27 00:00:00 CD r:293831 3