Brummer, G. J. A., & Kroon, D. (1988). Planktonic foraminifers as tracers of ocean-climate history: Ontogeny, relationships and preservation of modern species and stable isotopes, phenotypes and assemblage distribution in different water masses. Free University Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Brummer, Gerard Johannes Augustinus, και Dirk Kroon. Planktonic Foraminifers as Tracers of Ocean-climate History: Ontogeny, Relationships and Preservation of Modern Species and Stable Isotopes, Phenotypes and Assemblage Distribution in Different Water Masses. Amsterdam: Free University Press, 1988.
Παραπομπή σε μορφή MLA (8th εκδ.)Brummer, Gerard Johannes Augustinus, και Dirk Kroon. Planktonic Foraminifers as Tracers of Ocean-climate History: Ontogeny, Relationships and Preservation of Modern Species and Stable Isotopes, Phenotypes and Assemblage Distribution in Different Water Masses. Free University Press, 1988.