Cita APA (7a ed.)

(1972). Suhrkamp information: September 1972. Suhrkamp information.

Cita Chicago Style (17a ed.)

Suhrkamp Information: September 1972. [S.l.]: Suhrkamp information, 1972.

Cita MLA (8a ed.)

Suhrkamp Information: September 1972. Suhrkamp information, 1972.

Precaución: Estas citas no son 100% exactas.