APA (7th ed.) Citation

Root, T. L. (1988). Atlas of wintering North American birds: An analysis of Christmas bird count data. Chicago University Press.

Chicago Style (17th ed.) Citation

Root, Terry Louise. Atlas of Wintering North American Birds: An Analysis of Christmas Bird Count Data. Chicago: Chicago University Press, 1988.

MLA (9th ed.) Citation

Root, Terry Louise. Atlas of Wintering North American Birds: An Analysis of Christmas Bird Count Data. Chicago University Press, 1988.