APA citiranje

Pressyanov, D., Minev, L., Uzunov, P., Danon, S., & Valerianova, Z. (1999). Excess lung cancer incidence and radon indoors in a Bulgarian town. BMJ Group.

Citação norma Chicago

Pressyanov, D., L. Minev, P. Uzunov, S. Danon, and Z. Valerianova. Excess Lung Cancer Incidence and Radon Indoors in a Bulgarian Town. BMJ Group, 1999.

MLA citiranje

Pressyanov, D., et al. Excess Lung Cancer Incidence and Radon Indoors in a Bulgarian Town. BMJ Group, 1999.