Durano, F. L. A., Alviola, P. A., IV, Digal, L. N., Oponda, N. B., & Sarmiento, J. M. P. (2019). The effects of altitude on the profitability, productivity, and technical efficiency of cacao farms in Calinan and Marilog Districts, Davao City, Philippines. Banwa.
Lua i Stíl Chicago (17ú heag.)Durano, Francis Levi A., Pedro A. Alviola, IV, Larry N. Digal, Nilo B. Oponda, agus Jon Marx P. Sarmiento. "The Effects of Altitude on the Profitability, Productivity, and Technical Efficiency of Cacao Farms in Calinan and Marilog Districts, Davao City, Philippines." Banwa 2019.
Lua MLA (9ú heag.)Durano, Francis Levi A., et al. "The Effects of Altitude on the Profitability, Productivity, and Technical Efficiency of Cacao Farms in Calinan and Marilog Districts, Davao City, Philippines." Banwa, 2019.