Butt, P. Modern Legal Drafting A Guide To Using Clearer Language (2nd.). Cambridge University Press.
Citazione stile Chigago Style (17a edizione)Butt, Peter. Modern Legal Drafting A Guide To Using Clearer Language. 2nd. Australia Australia: Cambridge University Press.
Citatione MLA (9a ed.)Butt, Peter. Modern Legal Drafting A Guide To Using Clearer Language. 2nd. Cambridge University Press.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.