APA (7th ed.) Citation

Kostyal K.M. (2012). Great migrations. National Geographic.

Chicago Style (17th ed.) Citation

Kostyal K.M. Great Migrations. Washington D.C: National Geographic, 2012.

MLA (9th ed.) Citation

Kostyal K.M. Great Migrations. National Geographic, 2012.

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