APA (7th ed.) Citation

Mammana, C., & Villani, V. (1998). Perspectives on the Teaching of Geometry for the 21st Century: An ICMI Study. Springer Netherlands.

Chicago Style (17th ed.) Citation

Mammana, Carmelo, and Vinicio Villani. Perspectives on the Teaching of Geometry for the 21st Century: An ICMI Study. Dordrecht: Springer Netherlands, 1998.

MLA (9th ed.) Citation

Mammana, Carmelo, and Vinicio Villani. Perspectives on the Teaching of Geometry for the 21st Century: An ICMI Study. Springer Netherlands, 1998.

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