Não informado. (1959). World agricultural economics and rural sociology abstracts. Commonwealth Agricultural Bureau.
Style de citation Chicago (17e éd.)Não informado. World Agricultural Economics and Rural Sociology Abstracts. Farnham Royal, Inglaterra: Commonwealth Agricultural Bureau, 1959.
Style de citation MLA (8e éd.)Não informado. World Agricultural Economics and Rural Sociology Abstracts. Commonwealth Agricultural Bureau, 1959.
Attention : ces citations peuvent ne pas être correctes à 100%.