Cifelli, R., & Scott, G. A. M. (1986). Stratigraphic record of the Neogene globorotalid radiation (planktonic Foraminiferida). Smithsonian Institution Press.
Lua i Stíl Chicago (17ú heag.)Cifelli, Richard, agus George A. M. Scott. Stratigraphic Record of the Neogene Globorotalid Radiation (planktonic Foraminiferida). City of Washington: Smithsonian Institution Press, 1986.
Lua MLA (9ú heag.)Cifelli, Richard, agus George A. M. Scott. Stratigraphic Record of the Neogene Globorotalid Radiation (planktonic Foraminiferida). Smithsonian Institution Press, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.