Norman, D. W. (1973). Economic analysis of agricultural production and labour utilisation among the Hausa in the North of Nigeria. Dept. of Agricultural Economics.
Style de citation Chicago (17e éd.)Norman, D. W. Economic Analysis of Agricultural Production and Labour Utilisation Among the Hausa in the North of Nigeria. [East Lansing: Dept. of Agricultural Economics, 1973.
Style de citation MLA (9e éd.)Norman, D. W. Economic Analysis of Agricultural Production and Labour Utilisation Among the Hausa in the North of Nigeria. Dept. of Agricultural Economics, 1973.
Attention : ces citations peuvent ne pas être correctes à 100%.