Forman, D., & Kinlen, L. (1991). Declining incidence of gastric cancer.
Lua i Stíl Chicago (17ú heag.)Forman, D., agus L. Kinlen. Declining Incidence of Gastric Cancer. 1991.
Lua MLA (9ú heag.)Forman, D., agus L. Kinlen. Declining Incidence of Gastric Cancer. 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.