Cita APA (7th ed.)

Kreader, B., Kern, F., & Keveren, P. (1996). Piano practice games: Theory, technique, creativity : book 2. Hal Leonard.

Cita Chicago (17th ed.)

Kreader, Barbara, Fred Kern, i Phillip Keveren. Piano Practice Games: Theory, Technique, Creativity : Book 2. Milwaukee, Wis: Hal Leonard, 1996.

Cita MLA (9th ed.)

Kreader, Barbara, et al. Piano Practice Games: Theory, Technique, Creativity : Book 2. Hal Leonard, 1996.