Cita APA (7a ed.)

Löwenthal, L., & Löwenthal, L. (1987). Schriften Schriften.

Cita Chicago Style (17a ed.)

Löwenthal, Leo, y Leo Löwenthal. "Schriften." Schriften 1987.

Cita MLA (8a ed.)

Löwenthal, Leo, y Leo Löwenthal. "Schriften." Schriften, 1987.