APA (7th ed.) Citation

Leonard, M., & Gorlinski, G. (2011). Explanation of how objects under the influence of gravity move in orbits. Encyclopedia Britannica.

Chicago Style (17th ed.) Citation

Leonard, Melinda, and Gini Gorlinski. Explanation of How Objects Under the Influence of Gravity Move in Orbits. Chicago, IL: Encyclopedia Britannica, 2011.

MLA (9th ed.) Citation

Leonard, Melinda, and Gini Gorlinski. Explanation of How Objects Under the Influence of Gravity Move in Orbits. Encyclopedia Britannica, 2011.