Cita APA (7a ed.)

Moulton, F. R. (1970). An Introduction to celestial mechanics (2nd ed.). Dover Publications.

Cita Chicago Style (17a ed.)

Moulton, Forest Ray. An Introduction to Celestial Mechanics. 2nd ed. New York: Dover Publications, 1970.

Cita MLA (9a ed.)

Moulton, Forest Ray. An Introduction to Celestial Mechanics. 2nd ed. Dover Publications, 1970.