Walton, C. (2023). Spies: The epic intelligence war between East and West (First Simon & Schuster hardcover edition.). Simon and Schuster.
Cita Chicago Style (17a ed.)Walton, Calder. Spies: The Epic Intelligence War Between East and West. First Simon & Schuster hardcover edition. New York: Simon and Schuster, 2023.
Cita MLA (8a ed.)Walton, Calder. Spies: The Epic Intelligence War Between East and West. First Simon & Schuster hardcover edition. Simon and Schuster, 2023.
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