@incollection{BillsGrafProtsch, author = {Bills, D.B. and Graf, Lukas and Protsch, P.}, title = {Vocationalism}, series = {Routledge Handbook of Youth and Young Adulthood}, booktitle = {Routledge Handbook of Youth and Young Adulthood}, publisher = {Routledge}, address = {New York}, isbn = {978-1-1388-0435-7}, pages = {113 -- 120}, language = {en} }