The origin of the family,
private property and the state,
in the light of the researches of Lewis H. Morgan, by Frederick Engels.
APA Citation
Engels, F. (1942). The origin of the family: private property and the state. New York: International Publishers.
MLA Citation
Engels, Friedrich, 1820-1895. The Origin of the Family: Private Property And the State. New York: International Publishers, 1942.
Warning: These citations may not always be complete (especially for serials).