Lampard, E. E. (1963). The rise of the dairy industry in Wisconsin: A study in agricultural change, 1820-1920. State Historical Society of Wisconsin.
Cita Chicago (17th ed.)Lampard, Eric E. The Rise of the Dairy Industry in Wisconsin: A Study in Agricultural Change, 1820-1920. Madison [Wis.]: State Historical Society of Wisconsin, 1963.
Cita MLA (8th ed.)Lampard, Eric E. The Rise of the Dairy Industry in Wisconsin: A Study in Agricultural Change, 1820-1920. State Historical Society of Wisconsin, 1963.
Atenció: Aquestes cites poden no estar 100% correctes.