%0 Journal Article %T The Effect of Survey Mode and Sampling on Inferences about Political Attitudes and Behavior: Comparing the 2000 and 2004 ANES to Internet Surveys with Nonprobability Samples %A Malhotra, Neil %A Krosnick, Jon A. %D 2007 %R 10.1093/pan/mpm003 %P 286-323 %J Political Analysis %V 15 %I 3 %2 ISSN: 1047-1987