CAPSTICK, M. (1970). The economics of agriculture. Allen & Unwin.
Cita Chicago (17th ed.)CAPSTICK, Margaret. The Economics of Agriculture. London: Allen & Unwin, 1970.
Cita MLA (9th ed.)CAPSTICK, Margaret. The Economics of Agriculture. Allen & Unwin, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.