Citazione Stile APA (7a Edizione)

KOUL B N. (1988). STUDIES IN DISTANCE EDUCATION. ASSOCIATION OF INDIAN UNIVERSITIES.

Citazione stile Chigago Style (17a edizione)

KOUL B N. STUDIES IN DISTANCE EDUCATION. NEW DELHI: ASSOCIATION OF INDIAN UNIVERSITIES, 1988.

Citatione MLA (9a ed.)

KOUL B N. STUDIES IN DISTANCE EDUCATION. ASSOCIATION OF INDIAN UNIVERSITIES, 1988.