APA (7th ed.) Citation

Mertz, J. K., Krajčo, M., & Krajčová, R. (2006). Guitar music. Diskant.

Chicago Style (17th ed.) Citation

Mertz, Johann Kaspar, Martin Krajčo, and Radka Krajčová. Guitar Music. Bratislava: Diskant, 2006.

MLA (9th ed.) Citation

Mertz, Johann Kaspar, et al. Guitar Music. Diskant, 2006.