APA (7th ed.) Citation
Smith, D. J., & Armstrong, S. (2002). If the world were a village: A book about the world's people. Kids Can Press.
Chicago Style (17th ed.) Citation
Smith, David J., and Shelagn Armstrong. If the World Were a Village: A Book About the World's People. Toronto: Kids Can Press, 2002.
MLA (9th ed.) Citation
Smith, David J., and Shelagn Armstrong. If the World Were a Village: A Book About the World's People. Kids Can Press, 2002.
Warning: These citations may not always be 100% accurate.