Christopher, D. (1977). Textbook of surgery, the biological basis of modern surgical practice.
Citazione stile Chigago Style (17a edizione)Christopher, Davis. Textbook of Surgery, the Biological Basis of Modern Surgical Practice. 1977.
Citatione MLA (9a ed.)Christopher, Davis. Textbook of Surgery, the Biological Basis of Modern Surgical Practice. 1977.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.