Cita APA

Tweeten, L., & Welsh, M. (1987). The economics of agricultural biotechnology: Discussion. Wisconsin: American Agricultural Economics Association.

Citación estilo Chicago

Tweeten, Luther, and Mike Welsh. The Economics of Agricultural Biotechnology: Discussion. Wisconsin: American Agricultural Economics Association, 1987.

Cita MLA

Tweeten, Luther, and Mike Welsh. The Economics of Agricultural Biotechnology: Discussion. Wisconsin: American Agricultural Economics Association, 1987.