@inbook{NBERc5236, Crossref = "NBERunkn65-1", title = "Directors, Officers, And Research Staff ", author = "", BookTitle = "The Task of Economics", Publisher = "NBER", pages = "97-98", year = "1965", URL = "http://www.nber.org/chapters/c5236", } @book{NBERunkn65-1, title = "The Task of Economics", author = "Solomon Fabricant", institution = "National Bureau of Economic Research", type = "Book", publisher = "NBER", year = "1965", URL = "http://www.nber.org/books/unkn65-1", }