Cita APA

Pick, D. H., & Park, T. A. (1991). The competitive structure of U.S. agricultural exports. Wisconsin: American Agricultural Economics Association.

Citación estilo Chicago

Pick, Daniel H., and Timothy A. Park. The Competitive Structure of U.S. Agricultural Exports. Wisconsin: American Agricultural Economics Association, 1991.

Cita MLA

Pick, Daniel H., and Timothy A. Park. The Competitive Structure of U.S. Agricultural Exports. Wisconsin: American Agricultural Economics Association, 1991.