APA (7th ed.) Citation

Duffett-Smith, P. (1988). Practical astronomy with your calculator (3. ed.). Cambridge Univ. Press.

Chicago Style (17th ed.) Citation

Duffett-Smith, Peter. Practical Astronomy with Your Calculator. 3. ed. Cambridge [u.a.]: Cambridge Univ. Press, 1988.

MLA (9th ed.) Citation

Duffett-Smith, Peter. Practical Astronomy with Your Calculator. 3. ed. Cambridge Univ. Press, 1988.