Cita APA (7a ed.)
Yirga, C., Shapiro, B. I., & Demeke, M. (1996). Factors influencing adoption of new wheat techniques in Wolmera and Addis Alem areas of Ethiopia.
Cita Chicago Style (17a ed.)
Yirga, C., Barry I. Shapiro, y M. Demeke. Factors Influencing Adoption of New Wheat Techniques in Wolmera and Addis Alem Areas of Ethiopia. 1996.
Cita MLA (9a ed.)
Yirga, C., et al. Factors Influencing Adoption of New Wheat Techniques in Wolmera and Addis Alem Areas of Ethiopia. 1996.
Precaución: Estas citas no son 100% exactas.