Cita APA (7a ed.)
Tripp, R., & Woolley, J. N. (1989). The planning stage of on-farm research: Identifying factors for experimentation.
Cita Chicago Style (17a ed.)
Tripp, R., y Jonathan N. Woolley. The Planning Stage of On-farm Research: Identifying Factors for Experimentation. 1989.
Cita MLA (9a ed.)
Tripp, R., y Jonathan N. Woolley. The Planning Stage of On-farm Research: Identifying Factors for Experimentation. 1989.
Precaución: Estas citas no son 100% exactas.