TY - BOOK A1 - Skrondal, A. A1 - Rabe-Hesketh, S. T1 - Generalized latent variable modelling: Multilevel, longitudinal, and structural equation models. Y1 - 2004 DO - 10.1201/9780203489437 CY - Boca Raton PB - Chapman & Hall/CRC ER -