APA (7th ed.) Citation

Hoyles, C., & Sutherland, R. (1992). Logo mathematics in the classroom (Rev. ed.). Routledge.

Chicago Style (17th ed.) Citation

Hoyles, Celia, and Rosamund Sutherland. Logo Mathematics in the Classroom. Rev. ed. London ; New York: Routledge, 1992.

MLA (9th ed.) Citation

Hoyles, Celia, and Rosamund Sutherland. Logo Mathematics in the Classroom. Rev. ed. Routledge, 1992.