Cita APA (7th ed.)
Astronomical Notices & OW, F. F. E. NOTICES, Astronomical.
Cita Chicago (17th ed.)
Astronomical Notices i Franz Friedrich Ernst OW. NOTICES, Astronomical.
Cita MLA (9th ed.)
Astronomical Notices i Franz Friedrich Ernst OW. NOTICES, Astronomical.
Atenció: Aquestes cites poden no estar 100% correctes.