APA (7th ed.) Citation

Abdullah, M., & Heintz, K. (2015). Learn what happens to molecules in solids, liquids, and gas when they are heated or cooled. Encyclopedia Britannica.

Chicago Style (17th ed.) Citation

Abdullah, Mansur, and Kurt Heintz. Learn What Happens to Molecules in Solids, Liquids, and Gas When They Are Heated or Cooled. Chicago, IL: Encyclopedia Britannica, 2015.

MLA (9th ed.) Citation

Abdullah, Mansur, and Kurt Heintz. Learn What Happens to Molecules in Solids, Liquids, and Gas When They Are Heated or Cooled. Encyclopedia Britannica, 2015.

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