Cita APA (7a ed.)

Beck, R. M. D., Godthelp, H., Weisbecker, V., Archer, M., & Hand, S. J. (2008). Australia's oldest marsupial fossils and their biogeographical implications. Public Library of Science (PLoS).

Cita Chicago Style (17a ed.)

Beck, Robin M D., Henk Godthelp, Vera Weisbecker, Michael Archer, y Suzanne J. Hand. Australia's Oldest Marsupial Fossils and Their Biogeographical Implications. Public Library of Science (PLoS), 2008.

Cita MLA (8a ed.)

Beck, Robin M D., et al. Australia's Oldest Marsupial Fossils and Their Biogeographical Implications. Public Library of Science (PLoS), 2008.