Postuma, J. A. (1971). Manual of planktonic foraminifera. Elsevier.
Chicago Style (17th ed.) CitationPostuma, J. A. Manual of Planktonic Foraminifera. Amsterdam: Elsevier, 1971.
MLA (9th ed.) CitationPostuma, J. A. Manual of Planktonic Foraminifera. Elsevier, 1971.
Warning: These citations may not always be 100% accurate.