Cita APA (7a ed.)

Ehlers, W., Lorenz, A., & Diederichs- von Bergner, I. (1950). Kinderland. Westermann.

Cita Chicago Style (17a ed.)

Ehlers, Wilhelm, August Lorenz, y Irene Diederichs- von Bergner. Kinderland. Braunschweig [u.a.]: Westermann, 1950.

Cita MLA (9a ed.)

Ehlers, Wilhelm, et al. Kinderland. Westermann, 1950.