APA

Elmslie Ronald Gordon, Ludbrook J., . (1971). An introduction to surgery. London: William Heinemann Medical Books.

Chicago

Elmslie Ronald Gordon, Ludbrook John, . 1971. An introduction to surgery. London: William Heinemann Medical Books.

Harvard

Elmslie Ronald Gordon, Ludbrook J., . (1971). An introduction to surgery. London: William Heinemann Medical Books.

MLA

Elmslie Ronald Gordon, Ludbrook John, . An introduction to surgery. London: William Heinemann Medical Books. 1971.