Cita APA (7a ed.)

Kerbs, D., & Uka, W. (1988). Willi Münzenberg. Edition Echolot.

Cita Chicago Style (17a ed.)

Kerbs, Diethart, y Walter Uka. Willi Münzenberg. Berlin: Edition Echolot, 1988.

Cita MLA (8a ed.)

Kerbs, Diethart, y Walter Uka. Willi Münzenberg. Edition Echolot, 1988.