Rabe-Hesketh, S., & Skrondal, A. (2012). Multilevel and longitudinal modeling using Stata (Third edition.). Stata Press Publication.
Lua i Stíl Chicago (17ú heag.)Rabe-Hesketh, Sophia, agus Anders Skrondal. Multilevel and Longitudinal Modeling Using Stata. Third edition. College Station, Texas: Stata Press Publication, 2012.
Lua MLA (9ú heag.)Rabe-Hesketh, Sophia, agus Anders Skrondal. Multilevel and Longitudinal Modeling Using Stata. Third edition. Stata Press Publication, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.