MLA

Edward Heske, Timothy R. Deelen, Adrian P. Wydeven, et al. Recovery of Gray Wolves In the Great Lakes Region of the United States. Springer New York, 2009.

APA

Edward Heske, A. P. Wydeven, Deelen, T. R. van, Heske, E. J, Wydeven, A. P, Heske, E., & van Deelen, T. R. (2009). Recovery of Gray Wolves in the Great Lakes Region of the United States. Springer New York.

Chicago

Edward Heske, Timothy R. Deelen, Adrian P. Wydeven., Timothy R. van Deelen, Edward J Heske, Adrian P Wydeven, Edward Heske, and Timothy R van Deelen. Recovery of Gray Wolves In the Great Lakes Region of the United States. : Springer New York, 2009.