Smart, W. (1953). Celestial mechanics. Longmans Green.
Cita Chicago Style (17a ed.)Smart, W.M. Celestial Mechanics. London: Longmans Green, 1953.
Cita MLA (9a ed.)Smart, W.M. Celestial Mechanics. Longmans Green, 1953.
Precaución: Estas citas no son 100% exactas.