Cita APA (7th ed.)

Laqueur, W. Z. (1985). A world of secrets: The uses and limits of intelligence. Basic Books.

Cita Chicago (17th ed.)

Laqueur, Walter Ze'ev. A World of Secrets: The Uses and Limits of Intelligence. New York: Basic Books, 1985.

Cita MLA (9th ed.)

Laqueur, Walter Ze'ev. A World of Secrets: The Uses and Limits of Intelligence. Basic Books, 1985.