@inbook{NBERc9334,
 Crossref = "NBERklam58-1",
 title = "Recommendations for Improvement of Mortgage Debt Statistics",
 author = "Saul B. Klaman",
 BookTitle = "The Volume of Mortgage Debt in the Postwar Decade",
 Publisher = "NBER",
 pages = "27-35",
 year = "1958",
 URL = "http://www.nber.org/chapters/c9334",
}
@book{NBERklam58-1,
 title = "The Volume of Mortgage Debt in the Postwar Decade",
 author = "Saul B. Klaman",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "NBER",
 year = "1958",
 URL = "http://www.nber.org/books/klam58-1",
}