@inbook{NBERc10568,
 Crossref = "NBERshis68-1",
 title = "Composite Indexes of Leading, Coinciding, and Lagging Indicators, 1948-67",
 author = "Julius Shiskin and Geoffrey H. Moore",
 BookTitle = "Supplement to NBER Report One: Composite Indexes of Leading, Coinciding, and Lagging Indicators, 1948-67",
 Publisher = "NBER",
 pages = "1-9",
 year = "1968",
 URL = "http://www.nber.org/chapters/c10568",
}
@book{NBERshis68-1,
 title = "Supplement to NBER Report One: Composite Indexes of Leading, Coinciding, and Lagging Indicators, 1948-67",
 author = "Julius Shiskin and Geoffrey H. Moore",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "NBER",
 year = "1968",
 URL = "http://www.nber.org/books/shis68-1",
}