The Left : : a symposium.

MLA

Aitken, Ian, Ian Coulter, and Gerald Kaufman. The Left : a Symposium. London: Anthony Blond, 1966.

APA

Aitken, I., Coulter, I., & Kaufman, G. (1966). The Left : a symposium. London: Anthony Blond.

Chicago

Aitken, Ian, Ian Coulter, and Gerald Kaufman. The Left: A Symposium. London: Anthony Blond, 1966.