APA
Halpin Andrew,, . (2001). Reasoning with law. Oxford: Hart Publihsing.
Chicago
Halpin Andrew,, . 2001. Reasoning with law. Oxford: Hart Publihsing.
Harvard
Halpin Andrew,, . (2001). Reasoning with law. Oxford: Hart Publihsing.
MLA
Halpin Andrew,, . Reasoning with law. Oxford: Hart Publihsing. 2001.