Herring, M. Y. (2006). Genetic engineering. Greenwood Press.
Lua i Stíl Chicago (17ú heag.)Herring, Mark Youngblood. Genetic Engineering. Westport, Conn.: Greenwood Press, 2006.
Lua MLA (9ú heag.)Herring, Mark Youngblood. Genetic Engineering. Greenwood Press, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.