1.
, , . Voyage of the Beagle. London: Penguin Books; 1989.
, et . Voyage of the Beagle. London : Penguin Books, 9 mai 1989. ISBN 014043268X
Darwin Charles, Browne Janet, & Neve Michael. (1989). Voyage of the Beagle: Charles Darwin's journal of researches. Penguin Books.
MLA (8th ed.) CitationDarwin Charles, et al. Voyage of the Beagle: Charles Darwin's Journal of Researches. Penguin Books, 1989.
Warning: These citations may not always be 100% accurate.