Cita APA (7a ed.)

Coxall, H., Wilson, P. A., Pälike, H., Lear, C. H., & Backman, J. (2005). Revised age calibrations for the Eocene/Oligocene boundary of ODP Site 199-1218. PANGAEA.

Cita Chicago Style (17a ed.)

Coxall, Helen, Paul A. Wilson, Heiko Pälike, Caroline H. Lear, y Jan Backman. Revised Age Calibrations for the Eocene/Oligocene Boundary of ODP Site 199-1218. PANGAEA, 2005.

Cita MLA (9a ed.)

Coxall, Helen, et al. Revised Age Calibrations for the Eocene/Oligocene Boundary of ODP Site 199-1218. PANGAEA, 2005.