APA-Zitierstil (7. Ausg.)

Darwin, C. More letters of Charles Darwin: A record of his work in a series of hitherto unpublished letters ; in two volumes. Murray.

Chicago-Zitierstil (17. Ausg.)

Darwin, Charles. More Letters of Charles Darwin: A Record of His Work in a Series of Hitherto Unpublished Letters ; in Two Volumes. London: Murray.

MLA-Zitierstil (9. Ausg.)

Darwin, Charles. More Letters of Charles Darwin: A Record of His Work in a Series of Hitherto Unpublished Letters ; in Two Volumes. Murray.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.