Cita APA (7a ed.)
Aynekulu, E., Vågen, T., Shepherd, K. D., & Winowiecki, L. A. (2011). A Protocol for measurement and monitoring soil carbon stocks in agricultural landscapes. World Agroforestry Centre.
Cita Chicago Style (17a ed.)
Aynekulu, Ermias, Tor-Gunnar Vågen, Keith D. Shepherd, y Leigh Ann Winowiecki. A Protocol for Measurement and Monitoring Soil Carbon Stocks in Agricultural Landscapes. World Agroforestry Centre, 2011.
Cita MLA (9a ed.)
Aynekulu, Ermias, et al. A Protocol for Measurement and Monitoring Soil Carbon Stocks in Agricultural Landscapes. World Agroforestry Centre, 2011.
Precaución: Estas citas no son 100% exactas.