@inbook{NBERc8786,
 Crossref = "NBERlync94-1",
 title = "Returns to Within-Company Schooling of Employees: The Case of the Netherlands ",
 author = "Wim Groot and Joop Hartog and Hessel Oosterbeek",
 BookTitle = "Training and the Private Sector",
 Publisher = "University of Chicago Press",
 pages = "299-308",
 year = "1994",
 month = "January",
 URL = "http://www.nber.org/chapters/c8786",
}
@book{NBERlync94-1,
 title = "Training and the Private Sector",
 author = "Lisa M. Lynch",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "University of Chicago Press",
 year = "1994",
 URL = "http://www.nber.org/books/lync94-1",
}