TY  - BOOK
AU  -  Melnik,N.
ED  -  United Nations. Economic Commission for Europe.
TI  -  Mechanization of potato harvesting, cleaning and grading / 
PY  - 1973///
CY  -  New York : 
PB  -  United Nations, 
KW  -  Potato harvesting machinery
N1  -  Includes bibliographical references
ER  -