@book{12732, author = {Goscinny and Goscinny, René}, title = {Asterix and the Chieftain's Shield}, publisher = {:Orion}, year = {,2004}, series = {And Asterix adventure}, address = {London}, edition = {1ª ed}, note = {Texto en inglés}, url = {http://www.asterix.com/index.php.en} }