Cita APA (7a ed.)

Fabry, H. (1989). zz - qwm. Kohlhammer.

Cita Chicago Style (17a ed.)

Fabry, Heinz-Josef. Zz - Qwm. Stuttgart [u.a.]: Kohlhammer, 1989.

Cita MLA (8a ed.)

Fabry, Heinz-Josef. Zz - Qwm. Kohlhammer, 1989.