Piekenbrock, A. (2012). Anmerkung zu EuGH, Urt. v. 19. 5. 2011 - C-452/09. GPR, 9, .
Chicago Style (17th ed.) CitationPiekenbrock, Andreas. "Anmerkung Zu EuGH, Urt. V. 19. 5. 2011 - C-452/09." GPR 9 (2012).
MLA (9th ed.) CitationPiekenbrock, Andreas. "Anmerkung Zu EuGH, Urt. V. 19. 5. 2011 - C-452/09." GPR, vol. 9, 2012.
Warning: These citations may not always be 100% accurate.