Lua APA (7ú heag.)
Keeton, W. T., Gould, C. G., & Gould, J. L. (1993). Biological science (5th ed.). Norton.
Lua i Stíl Chicago (17ú heag.)
Keeton, William T., Carol Grant Gould, agus James L. Gould. Biological Science. 5th ed. New York: Norton, 1993.
Lua MLA (9ú heag.)
Keeton, William T., et al. Biological Science. 5th ed. Norton, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.