Starr, C. (2006). Biology: The unity and diversity of life (11th ed., International student edition.). Thomson Brooks/Cole.
Lua i Stíl Chicago (17ú heag.)Starr, Cecie. Biology: The Unity and Diversity of Life. 11th ed., International student edition. Australia: Thomson Brooks/Cole, 2006.
Lua MLA (9ú heag.)Starr, Cecie. Biology: The Unity and Diversity of Life. 11th ed., International student edition. Thomson Brooks/Cole, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.