Zahm, S. H., & Devesa, S. S. (1995). Childhood cancer: Overview of incidence trends and environmental carcinogens.
Chicago Style aipamenaZahm, S H., and S S. Devesa. Childhood Cancer: Overview of Incidence Trends and Environmental Carcinogens. 1995.
MLA aipamenaZahm, S H., and S S. Devesa. Childhood Cancer: Overview of Incidence Trends and Environmental Carcinogens. 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.