(1973). The purposes and the performance of higher education in the United States: Approaching the year 2000. McGraw-hill.
Lua i Stíl Chicago (17ú heag.)The Purposes and the Performance of Higher Education in the United States: Approaching the Year 2000. New York: McGraw-hill, 1973.
Lua MLA (9ú heag.)The Purposes and the Performance of Higher Education in the United States: Approaching the Year 2000. McGraw-hill, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.