APA
Smith P. F., Bailey S. H. & Gunn M. J. (1991). Smith and Bailey on the modern English legal system. London: Sweet & Maxwell.
Chicago
Smith P F, Bailey S H and Gunn M J. 1991. Smith and Bailey on the modern English legal system. London: Sweet & Maxwell.
Harvard
Smith P. F., Bailey S. H. and Gunn M. J. (1991). Smith and Bailey on the modern English legal system. London: Sweet & Maxwell.
MLA
Smith P F, Bailey S H and Gunn M J. Smith and Bailey on the modern English legal system. London: Sweet & Maxwell. 1991.