APA
Hartley Trevor C,, . (1994). The foundations of European community law : An introduction to the constitutional and administrative law of the European community. Oxford: Clarendon Press.
Chicago
Hartley Trevor C,, . 1994. The foundations of European community law : An introduction to the constitutional and administrative law of the European community. Oxford: Clarendon Press.
Harvard
Hartley Trevor C,, . (1994). The foundations of European community law : An introduction to the constitutional and administrative law of the European community. Oxford: Clarendon Press.
MLA
Hartley Trevor C,, . The foundations of European community law : An introduction to the constitutional and administrative law of the European community. Oxford: Clarendon Press. 1994.