@inbook{NBERc3684,
 Crossref = "NBERschu74-2",
 title = "Benefits of Women's Education within Marriage",
 author = "Lee Benham",
 BookTitle = "Marriage, Family, Human Capital, and Fertility",
 Publisher = "NBER",
 pages = "57-75",
 year = "1974",
 URL = "http://www.nber.org/chapters/c3684",
}
@book{NBERschu74-2,
 title = "Marriage, Family, Human Capital, and Fertility",
 author = "Theodore W. Schultz",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "NBER",
 year = "1974",
 URL = "http://www.nber.org/books/schu74-2",
}