?url_ver=Z39.88-2004&rft_id=1819786&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Fejes&rft.au=+Fejes+J%C3%B3zsef+Bal%C3%A1zs&rft.aufirst=J%C3%B3zsef+Bal%C3%A1zs&rft.date=2012&rft.btitle=Encyclopedia+of+the+Sciences+of+Learning&rft.title=Learning+motivation+of+disadvantaged+students&rft.isbn=978-1-4419-1427-9&rft.genre=bookitem