Cita APA

Koestler, A. 1., & Koestler, A. 1. (1971). The ghost in the machine (1. Gateway edition.). Chicago, III.: H. Regnery.

Citación estilo Chicago

Koestler, Arthur 1905-1983, y Arthur 1905-1983 Koestler. The Ghost in the Machine. 1. Gateway edition. Chicago, III.: H. Regnery, 1971.

Cita MLA

Koestler, Arthur 1905-1983, y Arthur 1905-1983 Koestler. The Ghost in the Machine. 1. Gateway edition. Chicago, III.: H. Regnery, 1971.