APA (7th ed.) Citation

Boardman, E., Landis, B., & Andress, B. (1975). Exploring music: Teacher's edition. Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Boardman, Eunice, Beth Landis, and Barbara Andress. Exploring Music: Teacher's Edition. New York: Holt, Rinehart and Winston, 1975.

MLA (9th ed.) Citation

Boardman, Eunice, et al. Exploring Music: Teacher's Edition. Holt, Rinehart and Winston, 1975.