Blank, S. C. (2008). The economics of American agriculture: Evolution and global development. M.E. Sharpe.
Cita Chicago (17th ed.)Blank, Steven C. The Economics of American Agriculture: Evolution and Global Development. Armonk, N.Y: M.E. Sharpe, 2008.
Cita MLA (9th ed.)Blank, Steven C. The Economics of American Agriculture: Evolution and Global Development. M.E. Sharpe, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.