Luzar, J. C., Justus, F. E., & Liptrap, D. O. (1990). Farrow to finish swine enterprises: 1988 costs and returns. Kentucky: University of Kentucky College of Agriculture Cooperative Extension Service.
Citación estilo ChicagoLuzar, James C., Fred E. Justus, y Dennis O. Liptrap. Farrow to Finish Swine Enterprises: 1988 Costs and Returns. Kentucky: University of Kentucky College of Agriculture Cooperative Extension Service, 1990.
Cita MLALuzar, James C., Fred E. Justus, y Dennis O. Liptrap. Farrow to Finish Swine Enterprises: 1988 Costs and Returns. Kentucky: University of Kentucky College of Agriculture Cooperative Extension Service, 1990.
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