APA (7th ed.) Citation

G, G., & CC, T. (1938). The Homology of the Eye Color Genes in Drosophila Melanogaster and Drosophila Pseudoobscura as Determined by Transplantation. II. Genetics, 23(2), 221. https://doi.org/10.1093/genetics/23.2.221

Chicago Style (17th ed.) Citation

G, Gottschewski, and Tan CC. "The Homology of the Eye Color Genes in Drosophila Melanogaster and Drosophila Pseudoobscura as Determined by Transplantation. II." Genetics 23, no. 2 (1938): 221. https://doi.org/10.1093/genetics/23.2.221.

MLA (9th ed.) Citation

G, Gottschewski, and Tan CC. "The Homology of the Eye Color Genes in Drosophila Melanogaster and Drosophila Pseudoobscura as Determined by Transplantation. II." Genetics, vol. 23, no. 2, 1938, p. 221, https://doi.org/10.1093/genetics/23.2.221.