APA
"United Nations E. C. f. E., "United Nations E. C. f. E., . (1992). Agriculture review for Europe (34) 1990-91. 6 V. New: York United Nations USA.
Chicago
"United Nations Economic Commission for Europe", "United Nations Economic Commission for Europe", . 1992. Agriculture review for Europe (34) 1990-91. 6 V. New: York United Nations USA.
Harvard
"United Nations E. C. f. E., "United Nations E. C. f. E., . (1992). Agriculture review for Europe (34) 1990-91. 6 V. New: York United Nations USA.
MLA
"United Nations Economic Commission for Europe", "United Nations Economic Commission for Europe", . Agriculture review for Europe (34) 1990-91. 6 V. New: York United Nations USA. 1992.