Cita APA (7th ed.)

Waldie, E. (2002). Triumph of the challenged: Conversations with especially able people. Purple Field Press.

Cita Chicago (17th ed.)

Waldie, Elspeth. Triumph of the Challenged: Conversations with Especially Able People. Ilminster: Purple Field Press, 2002.

Cita MLA (8th ed.)

Waldie, Elspeth. Triumph of the Challenged: Conversations with Especially Able People. Purple Field Press, 2002.