APA (7e ed.) Bronvermelding

Day, H., Kovarsky, J., Neely, B., Pearl, D., & Pilhofer, M. (2020). Piano & keyboard all-in-one. John Wiley and Sons.

Chicago (17e ed.) Bronvermelding

Day, Holly, Jerry Kovarsky, Blake Neely, David Pearl, en Michael Pilhofer. Piano & Keyboard All-in-one. Hoboken, New Jersey: John Wiley and Sons, 2020.

MLA (9e ed.) Bronvermelding

Day, Holly, et al. Piano & Keyboard All-in-one. John Wiley and Sons, 2020.