TY - GEN AU - Tabachnick Barbara G AU - Fidell Linda S TI - Using multivariate statistics / SN - 0205465250 AV - QA278 PY - 2007/// CY - Boston, MA : PB - Allyn and Bacon, KW - Multivariate analysis N1 - Includes bibliographical references (p. 937-944) and index ER -