APA (7e ed.) Bronvermelding

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.

Chicago (17e ed.) Bronvermelding

Brummer, Gerard Johannes Augustinus, en 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.

MLA (8e ed.) Bronvermelding

Brummer, Gerard Johannes Augustinus, en 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.