APA
Knowles John, Thomas Philip, . (2006). Effective legal research. London: Sweet & Maxwell.
Chicago
Knowles John, Thomas Philip, . 2006. Effective legal research. London: Sweet & Maxwell.
Harvard
Knowles John, Thomas Philip, . (2006). Effective legal research. London: Sweet & Maxwell.
MLA
Knowles John, Thomas Philip, . Effective legal research. London: Sweet & Maxwell. 2006.