APA (7th ed.) Citation

Toboso, Y. (2011). Black butler. FUNimation Entertainment.

Chicago Style (17th ed.) Citation

Toboso, Yana. Black Butler. [Fort Worth, Texas]: FUNimation Entertainment, 2011.

MLA (9th ed.) Citation

Toboso, Yana. Black Butler. FUNimation Entertainment, 2011.

Warning: These citations may not always be 100% accurate.