APA (7th ed.) Citation

Hartke, S. (2016). The blue studio: Portfolio for violin, violoncello, and piano : (2015) (Piano score and parts.). Lauren Keiser Music Publishing.

Chicago Style (17th ed.) Citation

Hartke, Stephen. The Blue Studio: Portfolio for Violin, Violoncello, and Piano : (2015). Piano score and parts. St. Louis, MO: Lauren Keiser Music Publishing, 2016.

MLA (9th ed.) Citation

Hartke, Stephen. The Blue Studio: Portfolio for Violin, Violoncello, and Piano : (2015). Piano score and parts. Lauren Keiser Music Publishing, 2016.