Engels, F. (1954). Origin of the family, private property and the state. Foreign Languages Publ. House.
Chicago-referens (17:e uppl.)Engels, Friedrich. Origin of the Family, Private Property and the State. Moscow: Foreign Languages Publ. House, 1954.
MLA-referens (8:e uppl.)Engels, Friedrich. Origin of the Family, Private Property and the State. Foreign Languages Publ. House, 1954.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.