APA aipamena

(2000). National Index of Public Effort to Fund Higher Education, 1930-96. U.S. Department of Education.

Chicago Style aipamena

National Index of Public Effort to Fund Higher Education, 1930-96. U.S. Department of Education, 2000.

MLA aipamena

National Index of Public Effort to Fund Higher Education, 1930-96. U.S. Department of Education, 2000.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.