APA

Christopher F., . (1944). Minor surgery. Philadelphia: W.B. Saunders Company.

Chicago

Christopher Frederick, . 1944. Minor surgery. Philadelphia: W.B. Saunders Company.

Harvard

Christopher F., . (1944). Minor surgery. Philadelphia: W.B. Saunders Company.

MLA

Christopher Frederick, . Minor surgery. Philadelphia: W.B. Saunders Company. 1944.