APA (7th ed.) Citation

Glück, L. (2001). The seven ages. Ecco Press.

Chicago Style (17th ed.) Citation

Glück, Louise. The Seven Ages. New York: Ecco Press, 2001.

MLA (8th ed.) Citation

Glück, Louise. The Seven Ages. Ecco Press, 2001.

Warning: These citations may not always be 100% accurate.