Cita APA (7th ed.)
Kitchin, C. Telescopes and Techniques: An Introduction to Practical Astronomy. Springer.
Cita Chicago (17th ed.)
Kitchin, C.R. Telescopes and Techniques: An Introduction to Practical Astronomy. Londres, Inglaterra: Springer.
Cita MLA (9th ed.)
Kitchin, C.R. Telescopes and Techniques: An Introduction to Practical Astronomy. Springer.
Atenció: Aquestes cites poden no estar 100% correctes.