Carty, J., & Harry, K. (1991). Latin America and the Caribbean: A survey of distance education 1991 : a study conducted by the International Council for Distance Education and the International Centre for Distance Learning. UNESCO.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিCarty, Joan, এবং Keith Harry. Latin America and the Caribbean: A Survey of Distance Education 1991 : A Study Conducted by the International Council for Distance Education and the International Centre for Distance Learning. [Paris]: UNESCO, 1991.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিCarty, Joan, এবং Keith Harry. Latin America and the Caribbean: A Survey of Distance Education 1991 : A Study Conducted by the International Council for Distance Education and the International Centre for Distance Learning. UNESCO, 1991.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.