• [Wiki] http://en.wikipedia.org/wiki/Ambystoma_macrodactylum.
• [amphibiaweb] http://amphibiaweb.org/cgi/amphib_query?rel-common_name=like&where-scientific_name=Ambystoma+macrodactylum.
• [EoL] https://eol.org/pages/1019449.
• [ADW] http://animaldiversity.org/accounts/Ambystoma_macrodactylum_croceum/.
• [AnAge] http://genomics.senescence.info/species/entry.php?species=Ambystoma_macrodactylum.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [RussPowe1996] Russell, A. P., Powell, G. L., and Hall, D. R. (1996). Growth and age of Alberta long-toed salamanders (Ambystoma macrodsctylum krausei): a comparison of two methods of estimation. Can. J. Zool., 74:397--412.