APA
Vaughan David, Lee Sarah, . (2006). European union competition law : General principles. London: Richmond Law & Tax Ltd.
Chicago
Vaughan David, Lee Sarah, . 2006. European union competition law : General principles. London: Richmond Law & Tax Ltd.
Harvard
Vaughan David, Lee Sarah, . (2006). European union competition law : General principles. London: Richmond Law & Tax Ltd.
MLA
Vaughan David, Lee Sarah, . European union competition law : General principles. London: Richmond Law & Tax Ltd. 2006.