Blank, S. C. (2008). The economics of American agriculture: Evolution and global development. M.E. Sharpe.
Lua i Stíl Chicago (17ú heag.)Blank, Steven C. The Economics of American Agriculture: Evolution and Global Development. Armonk, N.Y: M.E. Sharpe, 2008.
Lua MLA (9ú heag.)Blank, Steven C. The Economics of American Agriculture: Evolution and Global Development. M.E. Sharpe, 2008.
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