Information sources on the agricultural implements and machinery industry / Information sources on the agricultural implements and machinery ... United Nations Industrial Development Organization. Agricultural machinery industry Developing countries Bibliography. JX1977 .A2 UNIDO/LIB/ser. D/8 Z5074.M18 HD9486.A2 016 UNG Introd. and explanatory notes in English, French, Russian, and Spanish. Bibliography: p. 107-108. New York : United Nations, 1973. 1973. 1973 Text xii, 108 p. ; eng UNIDO guides to information sources ; no. 8 UNIDO/LIB/SER.D/8 United Nations. Document ; UNIDO/LIB/ser. D/8. UNIDO guides to information sources ; no. 8. Developing countries