APA (7e ed.) Bronvermelding

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.

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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