MANANA , Mary N. Gichuki. An Assessment of Economic Profitability of Small Scale Farm Enterprises in Trans-Nzoia County, Kenya . African Journal of Education,Science and Technology (AJEST), [S. l.], v. 2, n. 4, p. Pg 198–206, 2015. Disponível em: https://ajest.org/index.php/ajest/article/view/631. Acesso em: 12 jun. 2026.