Goldin, C., & Katz, L. F. (1997). Why the United States led in education: Lessons from secondary school expansion, 1910 to 1940. National Bureau of Economic Research.
Chicago-referens (17:e uppl.)Goldin, Claudia, och Lawrence F. Katz. Why the United States Led in Education: Lessons from Secondary School Expansion, 1910 to 1940. Cambridge: National Bureau of Economic Research, 1997.
MLA-referens (9:e uppl.)Goldin, Claudia, och Lawrence F. Katz. Why the United States Led in Education: Lessons from Secondary School Expansion, 1910 to 1940. National Bureau of Economic Research, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.