(1) American Pests: The Losing War on Insects from Colonial Times to DDT James E. McWilliams ISBN: 9780231139427 Columbia University Press View at publisher
(2) Discontinuities in Ecosystems and Other Complex Systems Edited by Craig R. Allen and C. S. Holling ISBN: 9780231144452 Columbia University Press View at publisher
(3) The Columbia Gazetteer of the World: second edition Edited by Saul Cohen ISBN: 9780231145541 Columbia University Press View at publisher
(4) The American West at Risk: Science, Myths, and Politics of Land Abuse and Recovery Howard G. Wilshire; Richard W. Hazlett; Jane E. Nielson ISBN: 9780195142051 Oxford University Press View at publisher
(5) California’s Fading Wildflowers: Lost Legacy and Biological Invasions Richard A. Minnich ISBN: 9780520253537 University of California Press View at publisher
(6) What Is Biodiversity? Maclaurin, James ISBN: 9780226500812 University of Chicago Press View at publisher