Cita APA (7a ed.)
Mammo, M., Berhan, T., & Dessie, T. (2008). Socio-economical contribution and labor allocation of village chicken production of Jamma district, South Wollo, Ethiopia.
Cita Chicago Style (17a ed.)
Mammo, M., T. Berhan, y Tadelle Dessie. Socio-economical Contribution and Labor Allocation of Village Chicken Production of Jamma District, South Wollo, Ethiopia. 2008.
Cita MLA (9a ed.)
Mammo, M., et al. Socio-economical Contribution and Labor Allocation of Village Chicken Production of Jamma District, South Wollo, Ethiopia. 2008.
Precaución: Estas citas no son 100% exactas.