APA (7th ed.) Citation

Mason, D. G., & Mason, M. L. (1968). Great modern composers. Books for Libraries Press.

Chicago Style (17th ed.) Citation

Mason, Daniel Gregory, and Mary L. Mason. Great Modern Composers. Freeport, N.Y.: Books for Libraries Press, 1968.

MLA (9th ed.) Citation

Mason, Daniel Gregory, and Mary L. Mason. Great Modern Composers. Books for Libraries Press, 1968.