Ramsay, A. T. S. (1977). Oceanic micropaleontology. Academicspress.
Chicago Style aipamenaRamsay, A T S. Oceanic Micropaleontology. Newyork: Academicspress, 1977.
MLA aipamenaRamsay, A T S. Oceanic Micropaleontology. Academicspress, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.