Cita APA

Ley, W., & Bonestell, C. (1965). Beyond the solar system. Sidgwick & Jackson.

Citación estilo Chicago

Ley, Willy, and Chesley Bonestell. Beyond the Solar System. London: Sidgwick & Jackson, 1965.

Cita MLA

Ley, Willy, and Chesley Bonestell. Beyond the Solar System. Sidgwick & Jackson, 1965.

Warning: These citations may not always be 100% accurate.