Style de citation APA (7e éd.)
Johnston, T., Johnston, B., & Johnston, C. (2010). Harmattan, a wind of change: Life and letters from Northern Nigeria at the end of empire. Radcliffe.
Style de citation Chicago (17e éd.)
Johnston, Tim, Berrice Johnston, et Carolyn Johnston. Harmattan, a Wind of Change: Life and Letters from Northern Nigeria at the End of Empire. London: Radcliffe, 2010.
Style de citation MLA (9e éd.)
Johnston, Tim, et al. Harmattan, a Wind of Change: Life and Letters from Northern Nigeria at the End of Empire. Radcliffe, 2010.
Attention : ces citations peuvent ne pas être correctes à 100%.