APA (7th ed.) Citation

Heintz, K., & Leonard, M. (2011). A variety of adaptations among fish, including ray-finned fish, jawfish, seahorses, and pipefish. Encyclopedia Britannica.

Chicago Style (17th ed.) Citation

Heintz, Kurt, and Melinda Leonard. A Variety of Adaptations Among Fish, Including Ray-finned Fish, Jawfish, Seahorses, and Pipefish. Chicago, IL: Encyclopedia Britannica, 2011.

MLA (9th ed.) Citation

Heintz, Kurt, and Melinda Leonard. A Variety of Adaptations Among Fish, Including Ray-finned Fish, Jawfish, Seahorses, and Pipefish. Encyclopedia Britannica, 2011.