APA-viite (7. p.)

Serra, M. (1997). Discovering geometry: An inductive approach (2nd ed.). Key Curriculum Press.

Chicago-viite (17. p.)

Serra, Michael. Discovering Geometry: An Inductive Approach. 2nd ed. Berkeley, Calif: Key Curriculum Press, 1997.

MLA-viite (9. p.)

Serra, Michael. Discovering Geometry: An Inductive Approach. 2nd ed. Key Curriculum Press, 1997.