Baumgartner-Mora, C., O. Baumgartner, P., & Tschudin, P. (2007). Late Oligocene Larger Foraminifera From Nosara (Nicoya Península, Costa Rica) and Indward (Carriacou, Lesser Antilles), Calibrated by 87sr/ 86sr Isotope Stratigraphy.
Chicago-tyylinen lähdeviittausBaumgartner-Mora, Claudia, Peter O. Baumgartner, ja Pascal Tschudin. Late Oligocene Larger Foraminifera From Nosara (Nicoya Península, Costa Rica) and Indward (Carriacou, Lesser Antilles), Calibrated By 87sr/ 86sr Isotope Stratigraphy. 2007.
MLA-viiteBaumgartner-Mora, Claudia, Peter O. Baumgartner, ja Pascal Tschudin. Late Oligocene Larger Foraminifera From Nosara (Nicoya Península, Costa Rica) and Indward (Carriacou, Lesser Antilles), Calibrated By 87sr/ 86sr Isotope Stratigraphy. 2007.