APA Citation

(2012). Duos for viola & strings: The ultimate collection (Version 2.0.). USA: CD Sheet Music, LLC.

Chicago Style Citation

Duos for Viola & Strings: The Ultimate Collection. Version 2.0. USA: CD Sheet Music, LLC, 2012.

MLA Citation

Duos for Viola & Strings: The Ultimate Collection. Version 2.0. USA: CD Sheet Music, LLC, 2012.

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