Campbell, A. (1983). The Guide to Botswana, Lesotho, and Swaziland: A comprehensive companion for visitors and investors. Winchester Press.
Chicago-viite (17. p.)Campbell, Alec. The Guide to Botswana, Lesotho, and Swaziland: A Comprehensive Companion for Visitors and Investors. Saxonwold: Winchester Press, 1983.
MLA-viite (9. p.)Campbell, Alec. The Guide to Botswana, Lesotho, and Swaziland: A Comprehensive Companion for Visitors and Investors. Winchester Press, 1983.
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