Mutsara wokutanga: Aiva nhengo yeRoyal Colonial Institute, Royal Geographic Society uye Royal Statistical Society (RGS). Mutsara wechipiri: Akanga ari nhengo yeRoyal Colonial Institute, Royal Statistical Society uye Royal Geographic Society (RGS). Mubvunzo: Mutsara wokutanga nomutsara wechipiri unoreva chinhu chimwe chete here? Hungu kana kuti Aiwa?
Kwete