Kovalevsky, J. (1967). Introduction to celestial mechanics. D. Reidel.
Cita Chicago Style (17a ed.)Kovalevsky, Jean. Introduction to Celestial Mechanics. Dordrecht-Holland: D. Reidel, 1967.
Cita MLA (9a ed.)Kovalevsky, Jean. Introduction to Celestial Mechanics. D. Reidel, 1967.
Precaución: Estas citas no son 100% exactas.