APA Баримт

United Nations Economic Commission for Europe. (1991). Annual Review of Engineering Industries and Automation 1989. UN ECE.

Чикаго маягийн жагсаалт

United Nations Economic Commission for Europe. Annual Review of Engineering Industries and Automation 1989. New York: UN ECE, 1991.

MLA ишлэл

United Nations Economic Commission for Europe. Annual Review of Engineering Industries and Automation 1989. UN ECE, 1991.