APA (7th ed.) Citation

Giacaglia, G. E. O. (1968). Secular motion of resonant asteroids. Smithsonian Institution Astrophysical Observatory.

Chicago Style (17th ed.) Citation

Giacaglia, Giorgio E. O. Secular Motion of Resonant Asteroids. Cambridge, Mass.: Smithsonian Institution Astrophysical Observatory, 1968.

MLA (9th ed.) Citation

Giacaglia, Giorgio E. O. Secular Motion of Resonant Asteroids. Smithsonian Institution Astrophysical Observatory, 1968.

Warning: These citations may not always be 100% accurate.