Rujukan Zirafah_utara

  1. 1 2 3 4 5 6 Muller, Z.; Bercovitch, F.; Brand, R.; Brown, D.; Brown, M.; Bolger, D.; Carter, K.; Deacon, F.; Doherty, J.B.; Fennessy, J.; Fennessy, S.; Hussein, A.A.; Lee, D.; Marais, A.; Strauss, M.; Tutchings, A.; Wube, T. (2018). "Giraffa camelopardalis". Senarai Merah Spesies Terancam IUCN. 2018: e.T9194A136266699. doi:10.2305/IUCN.UK.2016-3.RLTS.T9194A136266699.en. Dicapai pada 12 November 2021. Unknown parameter |amends= ignored (bantuan)|date= / |doi= mismatch
  2. 1 2 Linnaeus, C. (1758).
  3. ↑ Petzold, Alice; Hassanin, Alexandre (2020-02-13). "A comparative approach for species delimitation based on multiple methods of multi-locus DNA sequence analysis: A case study of the genus Giraffa (Mammalia, Cetartiodactyla)". PLOS ONE (dalam bahasa Inggeris). 15 (2): e0217956. Bibcode:2020PLoSO..1517956P. doi:10.1371/journal.pone.0217956. PMC 7018015. PMID 32053589.
  4. 1 2 Hassanin, Alexandre; Ropiquet, Anne; Gourmand, Anne-Laure; Chardonnet, Bertrand; Rigoulet, Jacques (2007). "Mitochondrial DNA variability in Giraffa camelopardalis: consequences for taxonomy, phylogeography and conservation of giraffes in West and central Africa". Comptes Rendus Biologies. 330 (3): 265–274. doi:10.1016/j.crvi.2007.02.008. PMID 17434121.
  5. 1 2 Anne Innis Dagg (23 January 2014). Giraffe: Biology, Behaviour and Conservation. Cambridge University Press. m/s. 5. ISBN 9781107729445. Dicapai pada 30 March 2017.
  6. 1 2 Fred Wendorf; Romuald Schild (11 November 2013). Holocene Settlement of the Egyptian Sahara: Volume 1: The Archaeology of Nabta Playa. Springer Science & Business Media. m/s. 622. ISBN 9781461506539. Dicapai pada 30 March 2017.
  7. ↑ Bercovitch, Fred B.; Berry, Philip S. M.; Dagg, Anne; Deacon, Francois; Doherty, John B.; Lee, Derek E.; Mineur, Frédéric; Muller, Zoe; Ogden, Rob (2017-02-20). "How many species of giraffe are there?". Current Biology (dalam bahasa English). 27 (4): R136–R137. doi:10.1016/j.cub.2016.12.039. PMID 28222287.CS1 maint: unrecognized language (link)
  8. ↑ Coimbra, Raphael T.F.; Winter, Sven; Kumar, Vikas; Koepfli, Klaus-Peter; Gooley, Rebecca M.; Dobrynin, Pavel; Fennessy, Julian; Janke, Axel (2021). "Whole-genome analysis of giraffe supports four distinct species". Current Biology. 31 (13): 2929–2938.e5. doi:10.1016/j.cub.2021.04.033. PMID 33957077.