Technique and working methods for cowshed and pigsty cleaning
By: prepared by F.-K. Otto.
Contributors: Otto, F -K.; United Nations. Economic Commission for Europe.
Series: Agricultural mechanization -- 47
Publisher: United Nations; H.M.S.O.
Published: 1971
Place of publication: New York; London
Language: eng
Notes: AGRI/MECH/47.

At head of title: Economic Commission for Europe.