Dixon, R. T. (1975). Dynamic astronomy (2d ed.). Prentice-Hall.
Chicago Style aipamenaDixon, Robert T. Dynamic Astronomy. 2d ed. Englewood Cliffs, N.J.: Prentice-Hall, 1975.
MLA aipamenaDixon, Robert T. Dynamic Astronomy. 2d ed. Prentice-Hall, 1975.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.