Tham khảo Vườn_quốc_gia_Niokolo-Koba

  1. ↑ J. E. Madsen, D. Dione, A. S. Traoré, B. Sambou, "Flora and vegetation of Niokolo-Koba National Park, Senegal", p.214, in L. J. G. Van der Maesen, X. M. van der Burgt, J. M. van Medenbach de Rooy (eds.), The Biodiversity of African Plants. Springer, 1996, ISBN 978-0792340-95-9
  2. ↑ Niokolo-Koba National Park UNESCO Site. 1981
  3. ↑ IUCN Cat Specialist Group (2006). Conservation Strategy for the Lion West and Central Africa. Yaounde, Cameroon: IUCN.
  4. ↑ C. Michael Hogan. 2009