Cita APA

United nations industrial development organization. (1981). World industry in 1980: Regular issue of the biennial industrial development survey. New York: United nations.

Citación estilo Chicago

United nations industrial development organization. World Industry in 1980: Regular Issue of the Biennial Industrial Development Survey. New York: United nations, 1981.

Cita MLA

United nations industrial development organization. World Industry in 1980: Regular Issue of the Biennial Industrial Development Survey. New York: United nations, 1981.