Cita APA (7a ed.)

Kutner, M. L. (1987). Astronomy: A physical perspective. Harper & Row.

Cita Chicago Style (17a ed.)

Kutner, Marc L. Astronomy: A Physical Perspective. New York, etc.: Harper & Row, 1987.

Cita MLA (9a ed.)

Kutner, Marc L. Astronomy: A Physical Perspective. Harper & Row, 1987.