"African Americans." . . "Negros (em geral)" . . "American literature African American authors." . . "United States" . . . . "Rassendiscriminatie." . . "1964 - 1975" . . "Selection of essays and extracts from books presenting a chronology of influential Negro thinking ranging from the 19th century to the present."@en . "Selection of essays and extracts from books presenting a chronology of influential Negro thinking ranging from the 19th century to the present." . "Black on black : commentaries by Negro Americans ; foreword by Roger Mae Johnson"@en . . . . . . . . . . . . . . . . . . . . . . "Black on black commentaries by Negro Americans"@en . . . . . . . . . . . "Criticism, interpretation, etc" . . "Black on black : commentaries by Black Americans [from Frederick Douglass to Malcolm X]"@en . "Black on black : commentaries by Negro Americans" . "Black on black : commentaries by Negro Americans"@en . . "Black on black : commentaries by Black Americans"@en . . . "Black on black"@en . "History"@en . "History" . . . . . . . . . "Literary collections" . "Literary collections"@en . . "Black on black; commentaries by Negro Americans"@en . "Black on black; commentaries by Negro Americans" . . "African Americans Social conditions." . . "Literatura norte americana." . . "African Americans Social conditions 1964-1975." . . "African Americans History." . . "Negers." . .