APA
"UN I. S. O. T. O. (. . L., . (1970). "Report, 1970". : .
Chicago
"UN INTERNATIONAL SYMPOSIUN OF TECHNICO-ECONOMIC ORGANZATIONAL (1968 Leningrad)", . 1970. "Report, 1970". : .
Harvard
"UN I. S. O. T. O. (. . L., . (1970). "Report, 1970". : .
MLA
"UN INTERNATIONAL SYMPOSIUN OF TECHNICO-ECONOMIC ORGANZATIONAL (1968 Leningrad)", . "Report, 1970". : . 1970.
