Muriithi, R., & Mwachala, G. [Data card 46306 for plant Apocynaceae Tabernaemontana stapfiana, called Conopharyngia johnstonii Stapf: Known as Namaoundu in Lugishu.
Chicago-viite (17. p.)Muriithi, Richard, ja G. Mwachala. [Data Card 46306 for Plant Apocynaceae Tabernaemontana Stapfiana, Called Conopharyngia Johnstonii Stapf: Known as Namaoundu in Lugishu.
MLA-viite (8. p.)Muriithi, Richard, ja G. Mwachala. [Data Card 46306 for Plant Apocynaceae Tabernaemontana Stapfiana, Called Conopharyngia Johnstonii Stapf: Known as Namaoundu in Lugishu.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.