Franklin

MLA

Fisher, Burton D. Wagner's Siegfried (opera Journeys Mini Guide Series). : Opera Journeys Publishing, 2006.

APA

Fisher, B. D. (2006). Wagner's Siegfried (Opera Journeys Mini Guide Series). : Opera Journeys Publishing.

Chicago

Fisher, Burton D. Wagner's Siegfried (opera Journeys Mini Guide Series). : Opera Journeys Publishing, 2006.