Geering, W., Penrith, M., & Nyakahuma, D. (2001). Manual on procedures for disease eradication by stamping out.
Lua i Stíl Chicago (17ú heag.)Geering, William, Mary-Louise Penrith, agus David Nyakahuma. Manual on Procedures for Disease Eradication by Stamping Out. 2001.
Lua MLA (9ú heag.)Geering, William, et al. Manual on Procedures for Disease Eradication by Stamping Out. 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.