Rendimento e despesas no emprêgo de tratores e implementos agrícolas
By: [por] Altir A.M. Corrêa.
Series: Brazil. Serviça de Informação Agrícola. Série Estudos técnicos,; no. 38
Publisher: Serviço de Informação Agrícola
Published: 1967
Place of publication: Rio de Janeiro
Language: spa
Number of pages: 61
Subjects: Farm mechanization.
Notes: Bibliography: p. 60-61.