Não informado. (1969). Biotechnology and Bioengineering Symposium. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Não informado. Biotechnology and Bioengineering Symposium. New York: John Wiley & Sons, 1969.
Lua MLA (8ú heag.)Não informado. Biotechnology and Bioengineering Symposium. John Wiley & Sons, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.