APA (7th ed.) Citation

Darwin, C., Jastrow, R., & Korey, K. (1984). The essential Darwin (First edition.). Little, Brown.

Chicago Style (17th ed.) Citation

Darwin, Charles, Robert Jastrow, and Kenneth Korey. The Essential Darwin. First edition. Boston: Little, Brown, 1984.

MLA (9th ed.) Citation

Darwin, Charles, et al. The Essential Darwin. First edition. Little, Brown, 1984.