Cita APA (7a ed.)

Schubert, D. (1981). O Donna Clara. Kinderbuchverlag.

Cita Chicago Style (17a ed.)

Schubert, Dieter. O Donna Clara. Berlin: Kinderbuchverlag, 1981.

Cita MLA (8a ed.)

Schubert, Dieter. O Donna Clara. Kinderbuchverlag, 1981.