@book {KinRag88, title = {The Elusive Executive: Discovering Statistical Patterns in the Presidency}, year = {1988}, publisher = {Congressional Quarterly Press}, organization = {Congressional Quarterly Press}, address = {Washington, D.C}, url = {http://www.amazon.com/exec/obidos/tg/detail/-/0871874326/ref=lpr_g_1/102-2774965-4828120?v=glance\&s=books}, author = {Gary King and Lyn Ragsdale} }