APA (7th ed.) Citation

Lock, R. H., Doncaster, L., & Woolf, B. S. (1916). Recent progress in the study of variation, heredity, and evolution ([4th ed.].). Dutton.

Chicago Style (17th ed.) Citation

Lock, Robert Heath, L. Doncaster, and Bella Sidney Woolf. Recent Progress in the Study of Variation, Heredity, and Evolution. [4th ed.]. New York: Dutton, 1916.

MLA (9th ed.) Citation

Lock, Robert Heath, et al. Recent Progress in the Study of Variation, Heredity, and Evolution. [4th ed.]. Dutton, 1916.