Cita APA (7a ed.)

Graham, R. (1970). Works 1963 - 1969. König.

Cita Chicago Style (17a ed.)

Graham, Robert. Works 1963 - 1969. Köln: König, 1970.

Cita MLA (8a ed.)

Graham, Robert. Works 1963 - 1969. König, 1970.