Roesler, T. W., Lamphear, F. C., & Beveridge, M. D. (1968). The economic impact of irrigated agriculture on the economy of Nebraska. Bureau of Business Research, University of Nebraska.
Chicago-referens (17:e uppl.)Roesler, Theodore W., F. Charles Lamphear, och M. David Beveridge. The Economic Impact of Irrigated Agriculture on the Economy of Nebraska. Lincoln: Bureau of Business Research, University of Nebraska, 1968.
MLA-referens (8:e uppl.)Roesler, Theodore W., et al. The Economic Impact of Irrigated Agriculture on the Economy of Nebraska. Bureau of Business Research, University of Nebraska, 1968.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.