Gossling, W. F. (1972). Productivity trends in a sectoral macro-economic model: A study of American agriculture and supporting industries, 1919-1964. InputOutput Pub.
Cita Chicago (17th ed.)Gossling, W. F. Productivity Trends in a Sectoral Macro-economic Model: A Study of American Agriculture and Supporting Industries, 1919-1964. [London]: InputOutput Pub, 1972.
Cita MLA (9th ed.)Gossling, W. F. Productivity Trends in a Sectoral Macro-economic Model: A Study of American Agriculture and Supporting Industries, 1919-1964. InputOutput Pub, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.