Krieger, E. (2018). Animal smackdown: Surprising animal matchups with surprising results. National Geographic.
Cita Chicago Style (17a ed.)Krieger, Emily. Animal Smackdown: Surprising Animal Matchups with Surprising Results. Washington, D.C.: National Geographic, 2018.
Cita MLA (8a ed.)Krieger, Emily. Animal Smackdown: Surprising Animal Matchups with Surprising Results. National Geographic, 2018.
Precaución: Estas citas no son 100% exactas.