APA-viite (7. p.)
Johnston, T., Johnston, B., & Johnston, C. (2010). Harmattan, a wind of change: Life and letters from Northern Nigeria at the end of empire. Radcliffe.
Chicago-viite (17. p.)
Johnston, Tim, Berrice Johnston, ja Carolyn Johnston. Harmattan, a Wind of Change: Life and Letters from Northern Nigeria at the End of Empire. London: Radcliffe, 2010.
MLA-viite (9. p.)
Johnston, Tim, et al. Harmattan, a Wind of Change: Life and Letters from Northern Nigeria at the End of Empire. Radcliffe, 2010.
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