Não informado. (1940). Farm and home science. Utah Agricultural Experiment Station.
Chicago-referens (17:e uppl.)Não informado. Farm and Home Science. Logan, Utah: Utah Agricultural Experiment Station, 1940.
MLA-referens (8:e uppl.)Não informado. Farm and Home Science. Utah Agricultural Experiment Station, 1940.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.