Profit efficiency of smallholder maize farmers in sagnarigu municipal of northern Ghana [elektronický zdroj] / Benjamin Tetteh Anang, Adinan Bahahudeen Shafiwu .
In: Review of agricultural and applied economics. -- ISSN 1336-9261. -- Vol. 25, no. 1 (2022), s. 104-112
https://doi.org/10.15414/raae.2022.25.01.104-112 .