00372nam a2200109Ia 4500008004100000020001800041040002900059050002400088100003700112245008500149260002800234221021s9999||||xx |||||||||||||| ||und||  a9781849202015  cChuka University Library  aQA 278b .S65 2012   aSnijders T.A.B and Roel J bosken 0aMultilevel analysis and introduction to basic and advanced multilevel modelling   aLos angelesbSagec2012