APA (7th ed.) Citation

Joplin, S., & Cawkwell, R. (1980). Two Joplin rags. Chester Music.

Chicago Style (17th ed.) Citation

Joplin, Scott, and Roger Cawkwell. Two Joplin Rags. [London]: Chester Music, 1980.

MLA (9th ed.) Citation

Joplin, Scott, and Roger Cawkwell. Two Joplin Rags. Chester Music, 1980.

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