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.
Lua i Stíl Chicago (17ú heag.)Roesler, Theodore W., F. Charles Lamphear, agus M. David Beveridge. The Economic Impact of Irrigated Agriculture on the Economy of Nebraska. Lincoln: Bureau of Business Research, University of Nebraska, 1968.
Lua MLA (8ú heag.)Roesler, Theodore W., et al. The Economic Impact of Irrigated Agriculture on the Economy of Nebraska. Bureau of Business Research, University of Nebraska, 1968.
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