Geering, W., Penrith, M., & Nyakahuma, D. (2001). Manual on procedures for disease eradication by stamping out.
Citazione stile Chigago Style (17a edizione)Geering, William, Mary-Louise Penrith, e David Nyakahuma. Manual on Procedures for Disease Eradication by Stamping Out. 2001.
Citatione MLA (9a ed.)Geering, William, et al. Manual on Procedures for Disease Eradication by Stamping Out. 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.