Black, John D.
Economics for agriculture : selected writings / John D. Black - Cambridge : Harvard University Press , 1959 - xi, 719p. : ill. ; 22 cm.
Includes bibliographical references and index.
Agriculture
Economic aspects
630 / BLA
Economics for agriculture : selected writings / John D. Black - Cambridge : Harvard University Press , 1959 - xi, 719p. : ill. ; 22 cm.
Includes bibliographical references and index.
Agriculture
Economic aspects
630 / BLA