APA (7th ed.) Citation

Abdullah, M., & Leonard, M. (2011). Demonstration of how solar and lunar eclipses occur. Encyclopedia Britannica.

Chicago Style (17th ed.) Citation

Abdullah, Mansur, and Melinda Leonard. Demonstration of How Solar and Lunar Eclipses Occur. Chicago, IL: Encyclopedia Britannica, 2011.

MLA (9th ed.) Citation

Abdullah, Mansur, and Melinda Leonard. Demonstration of How Solar and Lunar Eclipses Occur. Encyclopedia Britannica, 2011.