(1933). Native labour in Northern Rhodesia in 1931. International Labour Organization.
Style de citation Chicago (17e éd.)Native Labour in Northern Rhodesia in 1931. International Labour Organization, 1933.
Style de citation MLA (9e éd.)Native Labour in Northern Rhodesia in 1931. International Labour Organization, 1933.
Attention : ces citations peuvent ne pas être correctes à 100%.