Cita APA (7th ed.)

Engels, F., & Leacock, E. B. (1972). The origin of the family, private property, and the state, in the light of the researches of Lewis H. Morgan. International Pub.

Cita Chicago (17th ed.)

Engels, Friedrich, i Eleanor Burke Leacock. The Origin of the Family, Private Property, and the State, in the Light of the Researches of Lewis H. Morgan. New York: International Pub, 1972.

Cita MLA (9th ed.)

Engels, Friedrich, i Eleanor Burke Leacock. The Origin of the Family, Private Property, and the State, in the Light of the Researches of Lewis H. Morgan. International Pub, 1972.