Cita APA (7th ed.)
Kombani, K. (2007). Wangari Maathai: Mother of trees. Longhorn Publishers.
Cita Chicago (17th ed.)
Kombani, Kinyanjui. Wangari Maathai: Mother of Trees. Nairobi: Longhorn Publishers, 2007.
Cita MLA (9th ed.)
Kombani, Kinyanjui. Wangari Maathai: Mother of Trees. Longhorn Publishers, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.