@inbook{NBERc1588,
 Crossref = "NBERlips66-1",
 title = "Front matter, SOURCE BOOK OF STATISTICS RELATING TO CONSTRUCTION ",
 author = "Robert E. Lipsey and Doris Preston",
 BookTitle = "Source Book of Statistics Relating to Construction",
 Publisher = "UMI",
 year = "1966",
 URL = "http://www.nber.org/chapters/c1588",
}
@book{NBERlips66-1,
 title = "Source Book of Statistics Relating to Construction",
 author = "Robert E. Lipsey and Doris Preston",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "UMI",
 year = "1966",
 URL = "http://www.nber.org/books/lips66-1",
}