APA (7e ed.) Bronvermelding

Popper, D., & Schmidt, B. Studies preparatory to the high school ("Hohe Schule") of cello playing, opus 76. International Music.

Chicago (17e ed.) Bronvermelding

Popper, David, en Bernhard Schmidt. Studies Preparatory to the High School ("Hohe Schule") of Cello Playing, Opus 76. New York: International Music.

MLA (9e ed.) Bronvermelding

Popper, David, en Bernhard Schmidt. Studies Preparatory to the High School ("Hohe Schule") of Cello Playing, Opus 76. International Music.