Style de citation APA

Hudson,Norman et al. (1993). Working with farmers for better land husbandry. Intermediate technology publications ltd.

Style de citation Chicago

Hudson,Norman et al. Working with Farmers for Better Land Husbandry. London: Intermediate technology publications ltd, 1993.

Style de citation MLA

Hudson,Norman et al. Working with Farmers for Better Land Husbandry. Intermediate technology publications ltd, 1993.

Attention : ces citations peuvent ne pas être correctes à 100%.