Cita APA (7a ed.)

Bell, J. N. (1960). Seven into space: The story of the mercury astronauts. Popular Mechanics.

Cita Chicago Style (17a ed.)

Bell, Joseph N. Seven into Space: The Story of the Mercury Astronauts. Chicago: Popular Mechanics, 1960.

Cita MLA (9a ed.)

Bell, Joseph N. Seven into Space: The Story of the Mercury Astronauts. Popular Mechanics, 1960.