Cita APA

Dahlgran, R. A. (1990). Teaching innovations in agricultural economics: An economic approach. Wisconsin: American Agricultural Economics Association.

Citación estilo Chicago

Dahlgran, Roger A. Teaching Innovations in Agricultural Economics: An Economic Approach. Wisconsin: American Agricultural Economics Association, 1990.

Cita MLA

Dahlgran, Roger A. Teaching Innovations in Agricultural Economics: An Economic Approach. Wisconsin: American Agricultural Economics Association, 1990.

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