"Schulpolitik." . . "Education, Urban United States." . . "Schule." . . . . "Electronic books"@en . . . . . . . . . . . . . . "Policy, leadership, and student achievement : implications for urban communities" . . . . "Policy, leadership, and student achievement implications for urban communities"@en . . . . . . . . "Schulentwicklung." . . . . "Stadt." . . "School improvement programs United States." . . "Academic achievement United States." . . "EDUCATION Comparative." . . "Qualitätssteigerung." . . "EDUCATION History." . . "USA." . .