Cita APA (7a ed.)

Keith, M. C. (1997). Voices in the purple haze: Nderground radio and the sixties. Praeger.

Cita Chicago Style (17a ed.)

Keith, Michael C. Voices in the Purple Haze: Nderground Radio and the Sixties. Westport [etc.]: Praeger, 1997.

Cita MLA (9a ed.)

Keith, Michael C. Voices in the Purple Haze: Nderground Radio and the Sixties. Praeger, 1997.