APA (7th ed.) Citation

Kontopoulos. (1966). The theory of orbits in the solar system and in stellar systems. Published for the International Astronomical Union [by] Academic Press.

Chicago Style (17th ed.) Citation

Kontopoulos. The Theory of Orbits in the Solar System and in Stellar Systems. London: Published for the International Astronomical Union [by] Academic Press, 1966.

MLA (8th ed.) Citation

Kontopoulos. The Theory of Orbits in the Solar System and in Stellar Systems. Published for the International Astronomical Union [by] Academic Press, 1966.