Cita APA (7a ed.)

Norman, D. W. (1973). Economic analysis of agricultural production and labour utilisation among the Hausa in the North of Nigeria. Dept. of Agricultural Economics.

Cita Chicago Style (17a ed.)

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.

Cita MLA (9a ed.)

Norman, D. W. Economic Analysis of Agricultural Production and Labour Utilisation Among the Hausa in the North of Nigeria. Dept. of Agricultural Economics, 1973.