APA-viite (7. p.)

Pepper, I. (1997). From the Aesthetics of Indifference to Negative Aesthetics: John Cage and Germany 1958-1972. October.

Chicago-viite (17. p.)

Pepper, Ian. "From the Aesthetics of Indifference to Negative Aesthetics: John Cage and Germany 1958-1972." October 1997.

MLA-viite (8. p.)

Pepper, Ian. "From the Aesthetics of Indifference to Negative Aesthetics: John Cage and Germany 1958-1972." October, 1997.