Espeleta, L. F., & Espeleta, L. F. (1979). The design of a simple machine to harvest cowpeas, vigna unguiculata. [Lugar de publicación no identificado]: National College of Agricultural Engineering, Cranfield Institute of Technology.
Chicago Style CitationEspeleta, L. F., and L. F. Espeleta. The Design of a Simple Machine to Harvest Cowpeas, Vigna Unguiculata. [Lugar de publicación no identificado]: National College of Agricultural Engineering, Cranfield Institute of Technology, 1979.
MLA CitationEspeleta, L. F., and L. F. Espeleta. The Design of a Simple Machine to Harvest Cowpeas, Vigna Unguiculata. [Lugar de publicación no identificado]: National College of Agricultural Engineering, Cranfield Institute of Technology, 1979.
Warning: These citations may not always be 100% accurate.