APA-referens

Tennessee Valley Authority. (1977). Annual report. Alabama: National Fertilizer Development Center.

Chicago-stil citat

Tennessee Valley Authority. Annual Report. Alabama: National Fertilizer Development Center, 1977.

MLA-referens

Tennessee Valley Authority. Annual Report. Alabama: National Fertilizer Development Center, 1977.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.