Akinyi, M., & Mwachala, G. [Data card 47556 for plant Apocynaceae Holarrhena pubescens, called Holarrhena febrifuga Klotzsch: Known as Ngweli-Ngweli in Pokot.
Chicago-viite (17. p.)Akinyi, Margaret, ja G. Mwachala. [Data Card 47556 for Plant Apocynaceae Holarrhena Pubescens, Called Holarrhena Febrifuga Klotzsch: Known as Ngweli-Ngweli in Pokot.
MLA-viite (8. p.)Akinyi, Margaret, ja G. Mwachala. [Data Card 47556 for Plant Apocynaceae Holarrhena Pubescens, Called Holarrhena Febrifuga Klotzsch: Known as Ngweli-Ngweli in Pokot.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.