APA
United Nations. Economics commission for Europe, United Nations. Economics commission for Europe, . (1980). Standards for fresh fruits and vegetables. New York: UN USA.
Chicago
United Nations. Economics commission for Europe, United Nations. Economics commission for Europe, . 1980. Standards for fresh fruits and vegetables. New York: UN USA.
Harvard
United Nations. Economics commission for Europe, United Nations. Economics commission for Europe, . (1980). Standards for fresh fruits and vegetables. New York: UN USA.
MLA
United Nations. Economics commission for Europe, United Nations. Economics commission for Europe, . Standards for fresh fruits and vegetables. New York: UN USA. 1980.