Percentage of Students With Disabilities Ages 6-21: 1986-96. US Department of Education.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPercentage of Students With Disabilities Ages 6-21: 1986-96. US Department of Education.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPercentage of Students With Disabilities Ages 6-21: 1986-96. US Department of Education.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.