Baumgartner-Mora, C. (2008). Late Oligocene larger foraminifera from Nosara, Nicoya Península (Costa Rica) and Windward, Carriacou (Lesser Antilles), calibrated by 87 Sr / 86Sr isotope stratigraphy. Universidad de Costa Rica.
Chicago-Zitierstil (17. Ausg.)Baumgartner-Mora, Claudia. Late Oligocene Larger Foraminifera from Nosara, Nicoya Península (Costa Rica) and Windward, Carriacou (Lesser Antilles), Calibrated by 87 Sr / 86Sr Isotope Stratigraphy. Universidad de Costa Rica, 2008.
MLA-Zitierstil (9. Ausg.)Baumgartner-Mora, Claudia. Late Oligocene Larger Foraminifera from Nosara, Nicoya Península (Costa Rica) and Windward, Carriacou (Lesser Antilles), Calibrated by 87 Sr / 86Sr Isotope Stratigraphy. Universidad de Costa Rica, 2008.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.