Seidelmann, K. (1993). Explanatory Supplement to the Astronomical Almanac. University Science Books.
Cita Chicago Style (17a ed.)Seidelmann, Kenneth. Explanatory Supplement to the Astronomical Almanac. Sausalito: University Science Books, 1993.
Cita MLA (9a ed.)Seidelmann, Kenneth. Explanatory Supplement to the Astronomical Almanac. University Science Books, 1993.
Precaución: Estas citas no son 100% exactas.