APA
"United Nations E. C. f. E., "United Nations E. C. f. E., . (1991). Food processing machinery including packaging techniques. New: York United Nations U S A.
Chicago
"United Nations Economic Commission for Europe", "United Nations Economic Commission for Europe", . 1991. Food processing machinery including packaging techniques. New: York United Nations U S A.
Harvard
"United Nations E. C. f. E., "United Nations E. C. f. E., . (1991). Food processing machinery including packaging techniques. New: York United Nations U S A.
MLA
"United Nations Economic Commission for Europe", "United Nations Economic Commission for Europe", . Food processing machinery including packaging techniques. New: York United Nations U S A. 1991.
