Cita APA (7th ed.)

Ulam, A. B. (1971). The rivals: America and Russia since world war II. Viking.

Cita Chicago (17th ed.)

Ulam, Adam B. The Rivals: America and Russia Since World War II. Nueva York: Viking, 1971.

Cita MLA (9th ed.)

Ulam, Adam B. The Rivals: America and Russia Since World War II. Viking, 1971.