Gaya APA

Hackett, P. et al (1979). The Musical classroom : models, skills, and backrounds for elementary teaching . Englewood Cliffs, NJ: Prentice Hall.

Gaya MLA

Hackett, Patricia. et al. "The Musical classroom : models, skills, and backrounds for elementary teaching". Englewood Cliffs, NJ: Prentice Hall, 1979. Text.