APA (7th ed.) Citation

Spaziani, M. L., & Stortoni, L. A. (1995). Sentry towers. Hesperia Press.

Chicago Style (17th ed.) Citation

Spaziani, Maria Luisa, and Laura Anna Stortoni. Sentry Towers. Berkeley, CA: Hesperia Press, 1995.

MLA (9th ed.) Citation

Spaziani, Maria Luisa, and Laura Anna Stortoni. Sentry Towers. Hesperia Press, 1995.