Lancaster, E. L., & Renfrow, K. D. (2004). Alfred's group piano for adults: An innovative method enhanced with audio and MIDI files for practice and performance (2nd ed.). Alfred Pub.
Citação do estilo Chicago (17ª ed.)Lancaster, E. L., e Kenon D. Renfrow. Alfred's Group Piano for Adults: An Innovative Method Enhanced with Audio and MIDI Files for Practice and Performance. 2nd ed. Van Nuys, Calif: Alfred Pub, 2004.
Citação MLA (9ª ed.)Lancaster, E. L., e Kenon D. Renfrow. Alfred's Group Piano for Adults: An Innovative Method Enhanced with Audio and MIDI Files for Practice and Performance. 2nd ed. Alfred Pub, 2004.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.