Não informado. (2000). Transactions of the Astronomical Observatory of Yale University. Yale University, Astronomical Observatory.
Cita Chicago Style (17a ed.)Não informado. Transactions of the Astronomical Observatory of Yale University. New Haven, Conn: Yale University, Astronomical Observatory, 2000.
Cita MLA (8a ed.)Não informado. Transactions of the Astronomical Observatory of Yale University. Yale University, Astronomical Observatory, 2000.
Precaución: Estas citas no son 100% exactas.