APA-referens (7:e uppl.)

Kariuki, H., & Mwachala, G. (2022). [Data card 5951 for plant Boraginaceae Heliotropium zeylanicum, called Heliotropium subulatum (Hochst. ex A.DC.) Vatke: Known as Dubalaa in Borana. East African Herbarium.

Chicago-referens (17:e uppl.)

Kariuki, Henry, och G. Mwachala. [Data Card 5951 for Plant Boraginaceae Heliotropium Zeylanicum, Called Heliotropium Subulatum (Hochst. Ex A.DC.) Vatke: Known as Dubalaa in Borana. [Nairobi, Kenya: East African Herbarium, 2022.

MLA-referens (8:e uppl.)

Kariuki, Henry, och G. Mwachala. [Data Card 5951 for Plant Boraginaceae Heliotropium Zeylanicum, Called Heliotropium Subulatum (Hochst. Ex A.DC.) Vatke: Known as Dubalaa in Borana. East African Herbarium, 2022.