Engels, F. (1978). The Origin of the family private property and the state: In connection with the researches of Lewis H. Morgan.
استشهاد بنمط شيكاغوEngels, Frederick. The Origin of the Family Private Property and the State: In Connection with the Researches of Lewis H. Morgan. 1978.
MLA استشهادEngels, Frederick. The Origin of the Family Private Property and the State: In Connection with the Researches of Lewis H. Morgan. 1978.
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