APA ציטוט

Severson, R. K., Davis, S., & Polissar, L. (1982). Smoking, coffee, and cancer of the pancreas.

Citação norma Chicago

Severson, R K., S. Davis, and L. Polissar. Smoking, Coffee, and Cancer of the Pancreas. 1982.

ציטוט MLA

Severson, R K., S. Davis, and L. Polissar. Smoking, Coffee, and Cancer of the Pancreas. 1982.