Lua APA (7ú heag.)

Burroughs, W. S. (1967). The soft machine: William S. Burroughs (1st edition.). Grove.

Lua i Stíl Chicago (17ú heag.)

Burroughs, William S. The Soft Machine: William S. Burroughs. 1st edition. New York: Grove, 1967.

Lua MLA (8ú heag.)

Burroughs, William S. The Soft Machine: William S. Burroughs. 1st edition. Grove, 1967.

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