Gerber, David J. "Competition Law in Europe: Market, Community, and Integration." Global Competition: Law, Markets, and Globalization. : Oxford University Press, 2010-03-11. Oxford Scholarship Online. 2010-05-01. Date Accessed 19 Jun. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199228225.001.0001/acprof-9780199228225-chapter-6>.
Gerber, D.(2010-03-11). Competition Law in Europe: Market, Community, and Integration. In Global Competition: Law, Markets, and Globalization. : Oxford University Press. Retrieved 19 Jun. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199228225.001.0001/acprof-9780199228225-chapter-6.
Gerber, David J. "Competition Law in Europe: Market, Community, and Integration." In Global Competition: Law, Markets, and Globalization. : Oxford University Press, 2010-03-11. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199228225.001.0001/acprof-9780199228225-chapter-6.
Gerber DJ. Competition Law in Europe: Market, Community, and Integration. In: Gerber D. Global Competition: Law, Markets, and Globalization. Oxford University Press; 2010. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199228225.001.0001/acprof-9780199228225-chapter-6. Accessed June 19, 2013.