Cita APA

Root, T. L. (1988). Atlas of wintering North American Birds: An analysis of christmas bird count data. Chicago; London: The University of Chicago Press.

Citación estilo Chicago

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

Cita MLA

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