Ita G G Kreft California State University, USA academic-icon Created with Sketch. TextbookSage College PublishingIntroducing Multilevel ModelingIta G G Kreft, Jan de LeeuwPublished: June 1998From $89.00
academic-icon Created with Sketch. TextbookSage College PublishingIntroducing Multilevel ModelingIta G G Kreft, Jan de LeeuwPublished: June 1998From $89.00
