Não informado. (1966). Bulletin of the Astronomical Institutes of the Netherlands. Astronomical Institutes of the Netherlands.
Cita Chicago Style (17a ed.)Não informado. Bulletin of the Astronomical Institutes of the Netherlands. Amsterdam: Astronomical Institutes of the Netherlands, 1966.
Cita MLA (8a ed.)Não informado. Bulletin of the Astronomical Institutes of the Netherlands. Astronomical Institutes of the Netherlands, 1966.
Precaución: Estas citas no son 100% exactas.