Dewey, J. (1937). The case of Leon Trotsky: Report of hearings on the charges made against him in the Moscow trials / by the Preliminary Commission of Inquiry, John Dewey [u.a.]. Harper.

Dewey, John. The Case of Leon Trotsky: Report of Hearings on the Charges Made Against Him in the Moscow Trials / by the Preliminary Commission of Inquiry, John Dewey [u.a.]. New York [u.a.]: Harper, 1937.

Dewey, John. The Case of Leon Trotsky: Report of Hearings on the Charges Made Against Him in the Moscow Trials / by the Preliminary Commission of Inquiry, John Dewey [u.a.]. Harper, 1937.