APA (7th ed.) Citation

Mellersh, H. E. L. (1968). The voyage of the Beagle (Heron Books ed.). Heron Books.

Chicago Style (17th ed.) Citation

Mellersh, H. E. L. The Voyage of the Beagle. Heron Books ed. London: Heron Books, 1968.

MLA (9th ed.) Citation

Mellersh, H. E. L. The Voyage of the Beagle. Heron Books ed. Heron Books, 1968.