Ojala, E. M.
Agriculture and economic progress / E. M. Ojala - London : Oxford University Press , 1952 - vi, 220p. : ill. ; 22 cm.
Includes bibliographical references and index.
Agriculture
Economic aspects
630 / OJA
Agriculture and economic progress / E. M. Ojala - London : Oxford University Press , 1952 - vi, 220p. : ill. ; 22 cm.
Includes bibliographical references and index.
Agriculture
Economic aspects
630 / OJA