@inbook{NBERc3804,
 Crossref = "NBERkend76-1",
 title = "Conceptual Foundations of the Study",
 author = "John W. Kendrick",
 BookTitle = "The Formation and Stocks of Total Capital",
 Publisher = "NBER",
 pages = "1-21",
 year = "1976",
 URL = "http://www.nber.org/chapters/c3804",
}
@book{NBERkend76-1,
 title = "The Formation and Stocks of Total Capital",
 author = "John W. Kendrick",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "NBER",
 year = "1976",
 URL = "http://www.nber.org/books/kend76-1",
}