@inbook{NBERc9302,
 Crossref = "NBERholt40-2",
 title = "Estimates of Retail and Cash Loan Instalment Credit Combined",
 author = "Duncan McC. Holthausen and Malcolm L. Merriam and Rolf Nugent",
 BookTitle = "The Volume of Consumer Instalment Credit, 1929-38",
 Publisher = "NBER",
 pages = "34-38",
 year = "1940",
 URL = "http://www.nber.org/chapters/c9302",
}
@book{NBERholt40-2,
 title = "The Volume of Consumer Instalment Credit, 1929-38",
 author = "Duncan McC. Holthausen and Malcolm L. Merriam and Rolf Nugent",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "NBER",
 year = "1940",
 URL = "http://www.nber.org/books/holt40-2",
}