https://agrovoc.fao.org/browse/agrovoc/en/page/c_92340?clang=sw
mawakala wa kuambukiza - Agrovoc - AGROVOC
Concept mawakala wa kuambukiza in vocabulary
waagrovoc
https://uhamiajihabari.blogspot.com/2019/05/uhamiaji-yatoa-onyo-kali-kwa-mawakala.html
Uhamiaji Tanzania: UHAMIAJI YATOA ONYO KALI KWA MAWAKALA (VISHOKA) WANAOTUMIA VIBANDA VYA...
uhamiajitanzaniaonyokali