Cita APA (7th ed.)

Naugle, J. E. (1965). Unmanned space flight. Holt.

Cita Chicago (17th ed.)

Naugle, John E. Unmanned Space Flight. New York: Holt, 1965.

Cita MLA (9th ed.)

Naugle, John E. Unmanned Space Flight. Holt, 1965.