Harper, K., Ocampo, P., Steiner, B., George, R., Silverman, M., Bolotin, S., . . . Armelagos, G. (2008). On the origin of the Treponematoses: A phylogenetic approach. Public Library of Science.
Lua i Stíl Chicago (17ú heag.)Harper, K., P. Ocampo, B. Steiner, R. George, M. Silverman, S. Bolotin, A. Pillay, N. Saunders, agus G. Armelagos. On the Origin of the Treponematoses: A Phylogenetic Approach. Public Library of Science, 2008.
Lua MLA (9ú heag.)Harper, K., et al. On the Origin of the Treponematoses: A Phylogenetic Approach. Public Library of Science, 2008.
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