Cita APA (7a ed.)

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.

Cita Chicago Style (17a ed.)

Harper, K., P. Ocampo, B. Steiner, R. George, M. Silverman, S. Bolotin, A. Pillay, N. Saunders, y G. Armelagos. On the Origin of the Treponematoses: A Phylogenetic Approach. Public Library of Science, 2008.

Cita MLA (9a ed.)

Harper, K., et al. On the Origin of the Treponematoses: A Phylogenetic Approach. Public Library of Science, 2008.