International who's who in poetry 2007 / series editor, Robert J. Elster Jahrbucher fur nationalokonomie und statistik / herausgegeben von Ludwig Elster The International WHO's WHO 2012 / editor, Robert J. Elster Die seele des geldes grundlage und ziele einer ... / Karl Elster There's a word for it! : a grandiloquent guide to life / Charles Harrington Elster Marxisme : analisis kritis / Jon Elster ; penerjemah, SudarmajiAMA guidelines for adolescent preventive service (GAPS) recomendations and rationale / edited by Arthur B. Elster, Naomi J. KuznetsInternational who's who in classical music 2005 / freelance editorial team, Annabella Gabb, Justin LewisThe International who's who 2007 / series editor, Robert J. ElsterDeliberative democracy / edited by Jon Elster