Cita APA (7a ed.)
Kopal, Z. Figures of Equilibrium of Celestial Bodies: With Emphasis on Problems of Motion of Artificial Satellites. University of Wisconsin.
Cita estilo Chicago (17a ed.)
Kopal, Zdenek. Figures of Equilibrium of Celestial Bodies: With Emphasis on Problems of Motion of Artificial Satellites. Wisconsin, EUA: University of Wisconsin.
Cita MLA (9a ed.)
Kopal, Zdenek. Figures of Equilibrium of Celestial Bodies: With Emphasis on Problems of Motion of Artificial Satellites. University of Wisconsin.
Precaución: Estas citas no son 100% exactas.