↑ 2.02.12.22.32.4Frost, Darrel R. (2009) , database. Amphibian Species of the World: an Online Reference v5.3
↑ 3.03.1 (2001) , website, Amphibian Species of the World: An online reference
↑ 4.04.1Mendelson, Joseph R., III (1997) A new species of toad (Anura: Bufonidae) from the Pacific highlands of Guatemala and southern Mexico, with comments on the status of Bufo valliceps macrocristatus, Herpetologica, vol. 53, no. 1
↑ 5.05.1Mendelson, Joseph R., III (1998) Geographic Variation in Bufo valliceps (Anura: Bufonidae), a Widespread Toad in the United States and Middle America, Scientific Papers, Natural History Museum, The University of Kansas, no. 8
↑ (2004) , database, Amphibian Species of the World: an Online Reference
↑ 7.07.1Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
↑ITIS: The Integrated Taxonomic Information System. Orrell T. (custodian), 26 Abril 2011