Cita APA (7th ed.)
Sherrod, P. C., Koed, T. L., & Robinson, L. A Complete Manual of Amateur Astronomy: Tools and Techniques for Astronomical Observations. Dover.
Cita Chicago (17th ed.)
Sherrod, P. Clay, Thomas L. Koed, i Leif Robinson. A Complete Manual of Amateur Astronomy: Tools and Techniques for Astronomical Observations. Nueva York, EUA: Dover.
Cita MLA (9th ed.)
Sherrod, P. Clay, et al. A Complete Manual of Amateur Astronomy: Tools and Techniques for Astronomical Observations. Dover.
Atenció: Aquestes cites poden no estar 100% correctes.