Enter code 17W6815 at checkout. Discount cannot be applied to e-books or journals. Discount is taken from original list price. Standard shipping rates apply. Discount is valid through September 30, 2017. This offer is not applicable to previous orders, nor can it be combined with any other promotional offers. Online ordering is currently available in the U.S. and Canada only. See more here: http://www.ucpress.edu/go/ordering.