APA (7 ম সংস্করণ) উদ্ধৃতি

(2000). Percentage of Higher Education Institutions Offering Distance Education. U.S. Department of Education.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Percentage of Higher Education Institutions Offering Distance Education. U.S. Department of Education, 2000.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Percentage of Higher Education Institutions Offering Distance Education. U.S. Department of Education, 2000.