Spe︠t︡sializirovannye proizvodstva v razvitii obshchestv rannezemledelʹcheskikh kulʹtur : k probleme formirovani︠i︡a ėkonomicheskikh predposylok stanovleni︠i︡a klassovogo obshchestva - Saĭko, Ė. V. (Ėdi Viktorovna) ("Nauka," Glav. red. vostochnoĭ lit-ry, 1990)