Style de citation APA (7e éd.)

Keigwin, L. D. (1978). Ages, biostratigraphic datums, and coiling ratios of Pulleniatina in sediments from DSDP Holes 15-154A and 16-157. PANGAEA.

Style de citation Chicago (17e éd.)

Keigwin, Lloyd D. Ages, Biostratigraphic Datums, and Coiling Ratios of Pulleniatina in Sediments from DSDP Holes 15-154A and 16-157. PANGAEA, 1978.

Style de citation MLA (9e éd.)

Keigwin, Lloyd D. Ages, Biostratigraphic Datums, and Coiling Ratios of Pulleniatina in Sediments from DSDP Holes 15-154A and 16-157. PANGAEA, 1978.

Attention : ces citations peuvent ne pas être correctes à 100%.