. . "United States" . . . . "AP U.S. history"@en . "AP U.S. history" . . "Advanced Placement United States history 2010" . "AP U.S. history : an Apex learning guide"@en . "History"@en . "History" . . . . . . . . . "Kaplan AP U.S. history"@en . "Advanced Placement United States history 2011"@en . "Offers students a review of U.S. history, test-taking tips, practice questions and answers, and two full-length practice exams."@en . . "Advanced Placement United States history"@en . . . "Features a review of U.S. history, test-taking tips, sample questions and answers, and two full-length practice exams."@en . "Kaplan AP U.S. history 2011"@en . . "Study guides"@en . "Study guides" . "Kaplan AP U.S. history 2010" . "Examinations"@en . "Examinations" . .