Cita APA (7a ed.)

DUFFETT-SMITH, P. (1997). Easy PC astronomy. Cambridge University Press.

Cita Chicago Style (17a ed.)

DUFFETT-SMITH, Peter. Easy PC Astronomy. Cambridge: Cambridge University Press, 1997.

Cita MLA (9a ed.)

DUFFETT-SMITH, Peter. Easy PC Astronomy. Cambridge University Press, 1997.