Cita APA

Gum, R. L., & Blank, S. C. (1990). Designing expert systems for effective delivery of extension programming. Wisconsin: American Agricultural Economics Asssociation.

Citación estilo Chicago

Gum, Russell L., and Steven C. Blank. Designing Expert Systems for Effective Delivery of Extension Programming. Wisconsin: American Agricultural Economics Asssociation, 1990.

Cita MLA

Gum, Russell L., and Steven C. Blank. Designing Expert Systems for Effective Delivery of Extension Programming. Wisconsin: American Agricultural Economics Asssociation, 1990.