Economic problems of agriculture in industrial societies. London: Macmillan, 1969 XXIX, 671 p. : ill.
Economic problems of agriculture in industrial societies. London: Macmillan, 1969 XXIX, 671 p. : ill.
(1969) Economic problems of agriculture in industrial societies, London: Macmillan XXIX, 671 p. : ill.
(1969). Economic problems of agriculture in industrial societies. Proc. of a conf. held by the Internat. economic association. London: Macmillan, XXIX, 671 p. : ill.
Economic problems of agriculture in industrial societies: Proc. of a conf. held by the Internat. economic association. London: Macmillan; 1969. p. XXIX, 671 p. : ill.
